Following the Queen, led from this combination:—

Leading Jack on the second round shows the suit to have originally contained only four cards; the Ten would show more than four.

Following the Ace, led from these combinations:—

Leading the Queen shows the suit was short. Leading the Jack shows that it contained at least five cards.

When a player holds both the second and third-best of a suit on the second round, he should always play one of them, whether he is First, Second, or Third Hand. This protects him, by forcing the command of the suit, if it does not win the trick. Having led the Ten from K J 10 x, if the Ace or Queen wins the first trick, the K should be next led. Having led the Four from Q J 6 4 2, if Ace or King falls to the first trick, the Queen should be led. If the Jack, Queen, and Ace fall to the first trick, a player holding both Ten and Nine should lead the Ten.

After leading high cards from some combinations, and winning the trick, they may no longer contain either the best or the second and third best. Such are the following:—