(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PW[白方]PB[黑方]AW[jq][kq][lq][jr][lr][mr][nr][is][ns]AB[ko][lo][mo][hp][jp][np][iq][oq][hr][ir][kr][or][hs][ks][ls][ms][os]C[Kill the group]PL[B]
;B[js]CR[js]
;W[is]CR[is]
(;B[ks]CR[ks]
(;W[js]CR[js]
;B[ls]CR[ls]C[RIGHT])
(;W[ls]CR[ls]
;B[js]CR[js]C[RIGHT]))
(;B[js]CR[js]
;W[ks]CR[ks]C[The white group have now 2 eyes, you failed the problem. Try again.]))