This is the same position as in my first problem (1762, looking at that one first will possibly be the right order of moves :)) but you have to answer a different (and somewhat unorthodox)question!
(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[Japanese]SZ[19]KM[0.00]TM[]
PW[Wei�]PB[Schwarz]AW[bn][cn][en][fo][cq][dq][fq][gq][cr][er]AB[ap][cp][dp][ep][bq][eq][br][fr]C[White plays, black lives (!!) So you have to find a white move which allows black to pass and be still alive after that...! (The black pass will be a move at c8)]PL[W]
;W[as]CR[as]
;B[cl]CR[cl]C[RIGHT]C[You can play on to see how black lives]
;W[dr]CR[dr]
;B[ar]CR[ar]
;W[bs]CR[bs]
;B[cs]CR[cs]
(;W[gr]CR[gr]
;B[bs]CR[bs])
(;W[bs]CR[bs]
;B[es]CR[es]))