(;
GM[1]
SZ[19]
AW[ic][mb][nc][md][od]
AB[dd][gc][jd][lc][oc][pc][qd][qf]
C[Problem 33. White to play.  

How does White answer Black 1 ? ]
(;W[jc]
TE[2]
C[Correct Answer.  

White 1 is the only move. ]
;B[kc];W[kb];B[lb];W[la]
C[Up to 5, White has linked up with her allies on the right. ]
;B[jb];W[ka];B[id];W[ib];B[hc]
LB[le:A]
C[Later, White can aim at A. <= ]
)
(;W[id]
C[Failure.  

Pushing up with 1 ... ]
;B[jc];W[je];B[ib];W[hb];B[jb];W[hc];B[ke]
C[... results in the moves to 8. The white stones on the right now come under attack. <= ]
)
)