You have K+Q vs lone king. The single biggest danger is…
Stalemate — trapping the king with no check
Every beginner has stalemated a lone king. Rule of thumb: keep the queen a knight's-move away from the cornered king until your own king arrives.
This lesson is one of 92 in the Grandmaster Academy — every one playable, with the pieces moving under your hand.
♔ Practise this lesson free