Chess Board
[ECO code B12]
CARO-KANN DEFENCE
Caro-Masi Defence - Side Var.
Black's KBP on KB2(f7) removed the KP on K3(e6), and he fell into a mating trap. [Correct was 5..Kt-B3.]
White develops his Queen to KR5(h5) with check, for a forced mate in two (ie. 6..P-Kt3, 7.BxP..PxB, 8.QxP++mate.]
    White  Black	White  Black
 1. P-K4   P-QB3     5.	P-K6   PxP??
 2. P-Q4   Kt-KB3    6.	Q-R5 ch
 3. B-Q3   P-Q4?
 4. P-K5   KKt-Q2
Example ends: Undo or Jump or Clear