(;
GM[1]
SZ[19]
AW[dd][jd][nc][dp][po][qq][no][pr]
AB[pd][pf][pk][pq][jp][np][mo][qr]
LB[no:1][mo:2][qq:3][qr:4][pr:5]
C[Problem 35. Black to play.  

This time Black has played the high Chinese opening. How should Black counter White's attempt to make sabaki with the sequence to 5 ? ]
(;B[oq]
TE[2]
C[Correct Answer.  

Drawing back with 1 is a powerful move here. ]
;W[rr];B[qp];W[rq];B[pp];W[or];B[nr];W[mq];B[nq];W[rp];B[qo]
C[The sequence to Black 11 will follow. Black gets a thick position in the center, while White gets some territory in the corner. <= ]
)
(;B[or]
C[Failure.  

The atari of Black 1 is just what White wants. ]
;W[oq]
C[White will respond with 2 ... ]
;B[ps];W[nq]
C[... and 4. ]
;B[op]
C[If Black next plays 5, ... ]
;W[pp]
TR[no][mo]
C[... White plays 6. The exchange of the marked stones has now become bad for Black. <= ]
)
(;B[qp]
C[Failure.  

Playing atari from the other side with Black 1 is also bad. ]
;W[oq];B[rq];W[pp];B[qq];W[op]
C[After the sequence to White 6, Black's moyo has been ripped apart. <= ]
)
)