(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PW[White]PB[Black]AW[cq][dq][eq][cr][er][fr][fs]AB[co][do][bp][ep][fp][bq][fq][gq][br][dr][gr][cs][es][gs]C[Very simple problem, but its the sort beginners could learn from.]
(;B[ds]CR[ds]
;W[bs]CR[bs]
(;B[ds]CR[ds]C[RIGHT][Thats it. Sacrificing the 3 stones to create a dead shape inside.])
(;B[cs]CR[cs]
;W[ds]CR[ds])
(;B[dr]CR[dr]
;W[ds]CR[ds])
(;B[es]CR[es]
;W[ds]CR[ds])
(;B[dp]CR[dp]
;W[ds]CR[ds])
(;B[as]CR[as]
;W[ds]CR[ds])
(;B[ar]CR[ar]
;W[ds]CR[ds])
(;B[cp]CR[cp]
;W[ds]CR[ds]))
(;B[dp]CR[dp]
;W[ds]CR[ds])
(;B[bs]CR[bs]
;W[ds]CR[ds])
(;B[cp]CR[cp]
;W[ds]CR[ds]))