when playing along the third and fourth line, there's often a tough compromise between the race to get ahead and the need to eliminate bad aji by extending slowly. which is appropriate here?
(;GM[1]FF[4]CA[UTF-8]
SZ[19]RU[Japanese]KM[0]TM[1800,0,30,5]PW[]PB[]AB[qd]AW[dp]AB[pp]AW[dd]AB[fc]AW[ee]AB[db]AW[gd]AB[gc]AW[hd]AE[cc][cd]LB[hc:A][ic:B]PL[B]C[should black play at A or B?]
(;B[hc]CR[hc]LB[ec:A]C[RIGHT
this eliminates the bad aji at A])
(;B[ic]CR[ic]
;W[ec]CR[ec]
(;B[eb]CR[eb]
;W[hc]CR[hc]
;B[hb]CR[hb]
;W[ib]CR[ib]
(;B[jb]CR[jb]
;W[gb]CR[gb]
;B[ia]CR[ia]
;W[fb]CR[fb]
;B[fd]CR[fd]
;W[fe]CR[fe])
(;B[gb]CR[gb]
;W[jc]CR[jc]C[bad for black]))
(;B[fb]CR[fb]C[necessary, but terrible shape])))