(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[9]KM[0.00]
PW[White]PB[Black]AW[db][fd][ee][he][ef]AB[ec][ed][fe]TR[fd]C[Capture the marked stone.]
(;B[gd]
;W[fc]
(;B[fb]
;W[gc]
(;B[hc]
;W[gb]
(;B[ga]
;W[hb]
(;B[ib]
;W[ha]
;B[ia]C[Correct! (Ladder)])
(;B[ha]
;W[ib]
;B[ic]C[Correct! (Ladder)]))
(;B[hb]
;W[ga]
(;B[fa]
;W[ha]
;B[ia]C[Correct! (Ladder)])
(;B[ha]
;W[fa]
(;B[ea]C[Correct! (Ladder)])
(;B[eb]
;W[ge]
(;B[ea]C[Correct!])
(;B[ff]
;W[hd]C[Incorrect.])
(;B[hd]
;W[ff]C[Incorrect.])))))
(;B[gb]
;W[hc]
;B[hd]
;W[ge]C[Incorrect.])
(;B[hd]
;W[ge]C[Incorrect.]))
(;B[gc]
;W[fb]C[Incorrect.]))
(;B[fc]
;W[gd]C[Incorrect.])
(;B[ge]
;W[gd]C[Incorrect.])
(;B[gc]
;W[gd]C[Incorrect.]))
