再来一个防守题

还是从坐庄题演变出来的：positive declarer play

You, west, holding
x
KQxx
xxxx
AKQT

after the bidding ----

W N E S
P 3S
x 4S 5H P
P 5S x (All Pass)

led club A towards the dummy:

T9x
A
AQx
J9xxxx

First round goes: club A, club 2, club 6, club 7.

What do you lead next?

由坐庄题演变出来的防守问答

题目来源：《Test your play as declarer, volume 1》

6C by south. You, west, holds:
T87xx
AJ9
QJTx
x

Leading diamond Q, you see the dummy:
x
8xx
A9x
KJTxxx

The play went:
---1st round：diamond Q, diamond A, diamond 8, diamond 3
---2nd round: heart 2, heart 7, heart K, ?

Question: 1) what do you play now, win or duck? 2) If you win with heart A, what do you play next?

Take your time~~~

Bridge World Vol. 77 MSC Prob. H

很有趣的一道首攻题。

E-W Vul. You, South, holding:
AT9
T9862
7
Q864

make a lead towards the bidding:

S W N E
- 1D P 1S
P 3S P 4NT
P 5D P 5H
P 5S* (All Pass)

*: no spade Q

hint是：既然说了是有趣的题目，照着有点“脑筋急转弯”的方向去想想……