1th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 2th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 3th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 4th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 5th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 6th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 7th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 8th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 9th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 10th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 11th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 12th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 13th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 14th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 15th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 16th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 17th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 18th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 19th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 20th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 21th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 22th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 23th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 24th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 25th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 26th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 27th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 28th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 29th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 30th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 31th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 32th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 33th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 34th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 35th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 36th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 37th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 38th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 39th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 40th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 41th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 42th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 43th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 44th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 45th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 46th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 47th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 48th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 49th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 50th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 51th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 52th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 53th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 54th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 55th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 56th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 57th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 58th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 59th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 60th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 61th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 62th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 63th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 64th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 65th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 66th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 67th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 68th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 69th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 70th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 71th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 72th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 73th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 74th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 75th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 76th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 77th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 78th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 79th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 80th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 81th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 82th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 83th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 84th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 85th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 86th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 87th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 88th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 89th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 90th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 91th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 92th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O... 93th generation ............. .......OO.... ........O.... ...OOO..OO... .OOO.O...O... .O....O.OO... .....O.O..... ...OO.O....O. ...O...O.OOO. ...OO..OOO... ....O........ ....OO....... ............. 94th generation ............. .......OO.... ....O........ ...O.O..OO... .O.O.OOO..O.. .O..OOOOOO... ....OO.OO.... ...OOOOOO..O. ..O..OOO.O.O. ...OO..O.O... ........O.... ....OO....... ............. 95th generation ............. ............. ....O..O.O... ..OO.O.OOO... ...O......O.. ..OO.....O... ............. ...O.....OO.. ..O......O... ...OOO.O.OO.. ...O.O..O.... ............. ............. 96th generation ............. ............. ...OO.OO.O... ..OO..OO.OO.. ..........O.. ..OO......... ..OO.....OO.. .........OO.. ..O.......... ..OO.OO..OO.. ...O.OO.OO... ............. ............. 97th generation ............. ............. ..OOOOOO.OO.. ..OOOOOO.OO.. .........OO.. ..OO.....OO.. ..OO.....OO.. ..OO.....OO.. ..OO......... ..OO.OOOOOO.. ..OO.OOOOOO.. ............. ............. 98th generation ............. ...OOOO...... ..O....O.OO.. ..O....O...O. .....OO....O. ..OO....O..O. .O..O...O..O. .O..O....OO.. .O....OO..... .O...O....O.. ..OO.O....O.. ......OOOO... ............. 99th generation ....OO....... ...OOOO...... ..O.OO.OO.O.. .......OO..O. ..OO..OO..OOO ..OOOO.O..OOO .O..O...O..O. OOO..O.OOOO.. OOO..OO..OO.. .O..OO....... ..O.OO.OO.O.. ......OOOO... .......OO.... 100th generation ...O..O...... .......O..... ........OO... ..O.OO......O ..O..O...O... .O...O.OOO... O...........O ...OOO.O...O. ...O...O..O.. O......OO.O.. ...OO........ .....O....... ......O..O...