A B C D E F G H I J K L M N O
 15 ┌┬┬┬┬┬┬┬┬┬┬┬┬┬┐ 
 14 ├┼┼┼┼┼┼┼┼○┼┼○┼┤ 
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  9 ├┼┼┼┼┼○○●○○○●○┤ 
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  3 ├┼┼┼┼┼┼┼┼┼┼┼┼┼┤ 
  2 ├┼┼┼┼┼┼┼┼┼┼┼┼┼┤ 
  1 └┴┴┴┴┴┴┴┴┴┴┴┴┴┘ 
※  N10作出四三勝
[ 1]● ==> H8   [ 2]○ ==> H9   [ 3]● ==> J7   [ 4]○ ==> G8   [ 5]● ==> I10
[ 6]○ ==> I6   [ 7]● ==> H7   [ 8]○ ==> G7   [ 9]● ==> G6   [10]○ ==> J9
[11]● ==> I9   [12]○ ==> I7   [13]● ==> I5   [14]○ ==> H5   [15]● ==> J10
[16]○ ==> K10  [17]● ==> I11  [18]○ ==> I12  [19]● ==> H10  [20]○ ==> L11
[21]● ==> M12  [22]○ ==> L9   [23]● ==> J11  [24]○ ==> L12  [25]● ==> L8
[26]○ ==> K9   [27]● ==> J8   [28]○ ==> N9   [29]● ==> M9   [30]○ ==> G11
[31]● ==> G10  [32]○ ==> F10  [33]● ==> J12  [34]○ ==> K13  [35]● ==> K11
[36]○ ==> L10  [37]● ==> L13  [38]○ ==> J14  [39]● ==> M11  [40]○ ==> M10
[41]● ==> K12  [42]○ ==> M14  [43]● ==> F5   [44]○ ==> I8   [45]● ==> F8
[46]○ ==> G9   [47]● ==> F6