(;
GM[1]
SZ[19]
AW[jd][kd][lc][nd]
AB[dd][hc][kc][ld][pd][pf]
LB[kd:2][kc:1]
C[Problem 9.Black to play.  

If you didn't like the result in Problem 6, there's an even stronger way for Black to play. What is Black's strongest replay to White 2 ? ]
;B[le]
TE[2]
C[Correct Answer.  

Black 1 is a very strong move. ]
(;W[mc]
C[If White draws back to 2, ... ]
;B[jc]
C[... Black links up to his allies on the left with 3. White's stones are now separated and Black has a superior position. <= ]
)
(;W[jc]
C[Variation.  

Against White 2 ... ]
;B[mc];W[kb]
C[... and 4 ... ]
;B[lb]
LB[mc:3]
C[... Black plays 3 and 5, taking a big chunk of territory on the right. It is going to be very hard for White to make sabaki now. <= ]
)
)