Double-check questions 4
In Diagram 1 black has played Nh3++. White is in check from both the knight and the queen so he must move his king. In diagram 2 he has moved his king to h1 which is the only move he could make.
Diagram 1 Diagram 2
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Black has played Qg1+. He is sacrificing his queen. Can you see what will happen now?
Notice that white cannot capture the queen with his king because he would be in check from the knight, but he can capture the queen with his rook.
