• ♠ A543
• ♥KJ1086
• ♦ K
• ♣ J43

• ♠ 7
• ♥ Q742
• ♦ A943
• ♣ 9854

a)Win the ♠A, ruff a spade, back to the ♦K, ruff a spade, cash the ♦A throwing a club, ruff a diamond, ruff the last spade with the ♥Q, then play trumps

b)Win the ♠A, cash the ♦K, ruff a spade, cash the ♦A throwing a club, ruff a diamond, ruff a spade, ruff a diamond, ruff the last spade then play on trumps.

c)Win the ♠A, ruff a spade, back to the ♦K, ruff a spade, cash the ♦A throwing a club, then draw trumps.

a) is correct. - you only need 5-3 breaks in spades and diamonds

b) You are more likely to be over ruffed in diamonds (if they don't break 4-4) or spades(if you don't ruff the 4th spade with the ♥Q).

c) You have not generated sufficient tricks