3-Dimensional go on a 4x4x4 board. The four 4x4 grids are the four layers (in order) of the 3-Dimensional board. Black to play to get the best result under Japanese rules (no komi). If you need to, attempt the 2x2x2 problem goproblems.com/22363 before this one.
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C [3-Dimensional go on a 4x4x4 board. The four 4x4 grids are the four layers (in order) of the 3-Dimensional board. Black to play to get the best result under Japanese rules (no komi). If you need to, attempt the 2x2x2 problem goproblems.com/22363 before this one.]
TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se]
AB [fa][la][pa][ra][gb][kb][mb][qb][nd][sd]
AW [aa][ca][da][ia][sa][ab][cb][db][fb][hb][ib][rb][sb][ac][bc][cc][dc][fc][gc][hc][ic][kc][lc][mc][nc][pc][qc][rc][sc][ad][bd][cd][dd][fd][gd][kd][ld][pd][qd]
(; B [ha]; W [na] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se]; B [ma]; W [ba] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se]; B [ga]; W [pb] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se]; B [lb]; W [md] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se]; B [id] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se] C [Correct! Black's upper group is alive, and white's lower group is a seki, so black wins by 2 points.][RIGHT])
(; B [ma]; W [ga] AB [gb] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se] C [The eye at L19 is now false and the group is dead.])
(; B [ga]; W [ma] TR [ea][ja][oa][eb][jb][ob][ec][jc][oc][ed][jd][od][ae][be][ce][de][ee][fe][ge][he][ie][je][ke][le][me][ne][oe][pe][qe][re][se] C [The eye at R19 is now false and the group is dead.])
)