A adopts the trump. Score, four to one in favor of A and C.
First Trick.—B leads the left, C plays the seven of hearts, D the nine, and A wins with the right.
Second Trick.—A leads the ace of spades, B follows with the nine, C with the ten, and D with the seven.
Third, Fourth, and Fifth Tricks.—No matter what A plays, he is euchred, since B wins the last three tricks.
CASE V.
Under-play in fourth hand with a large tenace.