Study 9G01   Main

Establishment

by Richard Pavlicek

Establishment is the process of developing a trick (or tricks) for your side, which is essentially the backbone of card play in bridge. You need tricks? Then establish them! Establishment techniques that require a finesse, throw-in (for strategic gain) or squeeze are covered separately in their respective categories. About the Techniques

1. Overtake cashout

NT win 2 auto bi	A 10 — — —			Trick 1 S	Lead K	2nd J	3rd A!	4th
J K — —			Q A — —
South leads	K 2 — —

2. Unblock cashout

NT win 3 auto bi	A 2 A — —			Trick 1 S	Lead K!	2nd J	3rd 2	4th 3
Q J 4 — —			3 K Q — —
South leads	K 3 2 — —

3. Unblock overtake cashout

NT win 4 auto bi	A 10 — A 2 —			Trick 1 S 2 S	Lead K! K	2nd J J	3rd 2 A!	4th 9
J K Q J —			Q A 10 9 —
South leads	K 3 2 K —

4. Dual unblock cashout

NT win 5 auto bi	A 2 A 2 K —			Trick 1 S 2 N 3 S	Lead 2! 2! A	2nd J J Q	3rd K K 2	4th 9 10 10
Q J 10 — Q J —			— K Q J 10 9 —
South leads	K 4 3 A 2 —

5. Plain establishment

NT win 2 auto bi	K Q 2 — —			Trick 1 S	Lead 2!	2nd 4	3rd Q	4th A
5 4 3 — —			A K Q — —
South leads	3 2 A — —

6. Dual establishment

NT win 3 auto bi	Q J 10 A 2 — —			Trick 1 S 2 W 3 S	Lead 2! Q 3!	2nd K 2 4	3rd 10 8 J	4th 5 K A
K 4 Q J 10 — —			A 6 5 9 8 — —
South leads	3 2 K 4 3 — —

7. Length establishment

NT win 4 auto bi	A K 2 3 2 — —			Trick 1 S 2 N 3 N	Lead 3 K 2!	2nd 10 8	3rd A 4	4th 7 J
Q J 10 J 10 — —			9 8 7 K Q — —
South leads	6 5 4 3 A — —

8. Overtake establishment

NT win 3 auto bi	K J 10 A — —			Trick 1 S 2 N	Lead Q J	2nd 2	3rd K!	4th 3
A 2 6 5 — —			4 3 K Q — —
South leads	Q 4 3 2 — —

9. Overtake sacrifice establishment

NT win 4 auto bi	A J 10 9 A — —			Trick 1 S 2 N	Lead K J	2nd 4 Q	3rd A!	4th 7
6 5 4 K Q — —			Q 8 7 J 10 — —
South leads	K 5 4 3 2 — —

10. Unblock establishment

NT win 3 auto bi	Q 10 2 A — —			Trick 1 S	Lead K!	2nd	3rd	4th
4 3 K Q — —			A 5 J 10 — —
South leads	K J 3 2 — —

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11. Unblock sacrifice establishment

NT win 4 auto bi	J 10 9 3 A K — —			Trick 1 S 2 S	Lead K! 2	2nd 4 Q	3rd 3 9	4th 5 6
Q 4 9 8 7 6 — —			A 6 5 Q J 10 — —
South leads	K 2 5 4 3 2 — —

12. Internal unblock cashout

NT win 5 auto bi	A K Q 4 3 — — —			Trick 1 S 2 N 3 N	Lead 9! K Q	2nd 5 10 J	3rd A 7! 8!	4th 6 3
5 6 5 4 3 — —			J 10 6 A K — —
South leads	9 8 7 2 2 — —

13. Jettison unblock cashout

NT win 6 auto bi	A 5 4 3 2 A — —			Trick 1 S 2 S 3 S 4 N	Lead K Q 6 A!	2nd J 2 3 5	3rd 2 3 A 7!	4th 8 9 10 4
J 4 3 2 7 6 —			10 9 8 5 5 4 —
South leads	K Q 7 6 — 3 2 —

14. Two-suit establishment

NT win 3 auto bi	Q J 10 9 3 2 — —			Trick 1 S	Lead 2!	2nd	3rd	4th
A 5 A 10 9 8 — —			K 8 7 7 6 5 — —
South leads	4 3 2 K Q J — —

Leading heart first gets no spade trick.

15. Two-suit tempo establishment

NT win 3 auto bi	K J 10 — 3 2 —			Trick 1 S 2 S	Lead Q! K!	2nd 3	3rd 10	4th 4
A 3 A 10 9 —			4 2 K Q J —
South leads	Q 2 K Q A —

16. Two-suit whipsaw establishment

NT win 4	K 9 8 7 4 3 2 — —			Trick 1 S 2 N	Lead 5! 2!	2nd 10 5	3rd K J	4th 2 A
A J 10 A K Q J —			4 3 2 5 4 3 2 —
South leads	Q 6 5 K Q J A —

17. Entry duck establishment

NT win 3 auto bi	A 5 4 3 — —			Trick 1 S	Lead 2	2nd Q	3rd 4!	4th 10
K Q K Q — —			J 10 J 10 — —
South leads	3 2 A 2 — —

18. Repeat entry duck establishment

NT win 4 auto bi	A 8 7 6 5 3 — —			Trick 1 S 2 E 3 S	Lead 2 Q 3	2nd 10 A J	3rd 5! 6 6!	4th Q 3 9
J 10 9 8 7 6 — —			K Q 9 Q J 10 — —
South leads	4 3 2 A K 2 — —

19. Communication duck establishment

NT win 4 auto bi	K Q 5 4 A 2 — —			Trick 1 S 2 E 3 S	Lead 2 J 3	2nd 7 K 8	3rd 4! 6 Q	4th 10 2
8 7 Q 8 7 6 — —			A J 10 J 10 9 — —
South leads	3 2 K 5 4 3 — —

20. Avoidance duck establishment

NT win 3	A 6 5 2 — —			Trick 1 S	Lead 2	2nd K	3rd 5!	4th J
K 10 K Q — —			Q J 3 A —
South leads	4 3 2 A — —

If West plays low, win A (avoidance hop).

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21. Repeat avoidance duck establishment

NT win 4	A 7 6 5 A 4 — —			Trick 1 S 2 W 3 S	Lead 2 Q 3	2nd Q 4 K	3rd 5! 5 7!	4th 9 K 10
K Q 8 Q J 10 — —			J 10 9 6 5 A —
South leads	4 3 2 K 3 2 — —

If West plays low either time, avoidance hop.

22. Repeat avoidance hop establishment

NT win 5	A K 6 5 A 4 — —			Trick 1 S 2 N 3 S 4 N	Lead 2 4 3 5	2nd 7 5 8	3rd A! K K!	4th J 10 9
Q 8 7 Q J 10 — —			J 10 9 6 5 A —
South leads	4 3 2 K 3 2 — —

If West plays Q either time, avoidance duck.

23. Safety duck establishment

NT win 5 auto bi	A K Q 5 4 5 — —			Trick 1 S	Lead 2	2nd 6	3rd 4!	4th 8
7 6 J 10 9 8 — —			J 10 9 8 K Q — —
South leads	3 2 A 4 3 2 — —

Guards against 4-2 split (loses trick if 3-3).

24. Jettison establishment

NT win 4 auto	A 5 4 3 2 — —			Trick 1 S 2 S	Lead A! Q	2nd 2	3rd A!	4th J
3 2 10 9 8 — —			K 4 K Q J — —
South leads	Q J 10 A A —

25. Entry jettison establishment

NT win 2 auto	— A 3 2 —			Trick 1 S	Lead K	2nd 2	3rd A!	4th A
— 2 A K —			A 4 3 — —
South leads	K Q K — —

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Anti establishment

26. Holdup anti establishment

NT win 2 auto bi	4 3 K Q — —			Trick 1 W	Lead 5	2nd 3	3rd K	4th 2!
6 5 A 5 — —			K Q J 4 — —
West leads	A 2 3 2 — —

27. Two-stopper holdup anti establishment

NT win 3 auto bi	4 3 2 Q J 10 — —			Trick 1 W	Lead 6	2nd 2	3rd Q	4th 5!
7 6 A 9 8 7 — —			Q J 10 9 K 5 — —
West leads	A K 5 4 3 2 — —

Initial duck required no matter where A and K.

28. Tempo duck anti establishment

NT win 3 auto	7 6 K Q J — —			Trick 1 W	Lead K	2nd 6	3rd 2	4th 8!
K Q 10 9 2 — —			5 4 3 2 A — —
West leads	A J 8 4 3 — —

Two-trick difference versus winning ace.

29. Block anti establishment

NT win 2 auto bi	A 4 K J — —			Trick 1 W 2 N	Lead 5 J!	2nd A!	3rd J	4th 2
K 9 5 A — —			Q J 4 3 — —
West leads	10 3 2 Q — —

30. Unblock anti avoidance establishment

NT win 2 auto bi	J 10 9 6 5 A —			Trick 1 W	Lead 4	2nd 9	3rd K	4th Q!
A 6 5 4 A 4 — —			K 3 2 K 3 2 — —
West leads	Q 8 7 Q J 10 — —

31. Mid-unblock anti avoidance establishment

NT win 2 auto bi?	Q 10 7 Q J 10 — —			Trick 1 W 2 E	Lead 4 2	2nd 10! 9	3rd K A	4th 8 Q!
A 6 5 4 A 4 — —			K 3 2 K 3 2 — —
West leads	J 9 8 6 5 A —

32. Gambit unblock anti avoidance establishment

NT win 2	K 5 4 K Q — —			Trick 1 W	Lead A	2nd K!	3rd 8	4th 2
A 7 6 4 3 — —			Q 10 9 8 A — —
West leads	J 3 2 2 A —

33. Entry creation sacrifice anti establishment

NT win 4 auto bi	4 3 K 5 4 A —			Trick 1 W 2 S 3 E 4 S	Lead 6 Q! J 2	2nd 3 8 A	3rd Q 4 7	4th K A 4
8 7 6 10 9 8 — —			Q J 10 9 A J — —
West leads	A K 2 Q 3 2 — —

34. Entry removal sacrifice anti establishment

NT win 3 auto bi	4 3 2 10 5 4 — —			Trick 1 W 2 S	Lead 6 K!	2nd 2 7	3rd 9 4	4th K A
6 5 Q J 8 7 — —			Q J 10 9 A 6 — —
West leads	A K K 9 3 2 — —

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© 2015 Richard Pavlicek