>       ┏━┯━┯━┯━┯━┯━┯━┯━┓
>       ┃　│　│　│　│　│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│　│　│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│　│　│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│○│●│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│●│○│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│　│　│　│　│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│角│　│　│　│　│飛│　┃
>       ┠─┼─┼─┼─┼─┼─┼─┼─┨
>       ┃　│　│　│　│　│　│　│　┃
>       ┗━┷━┷━┷━┷━┷━┷━┷━┛


参考：2000/10/03(火)15時31分13秒