Fatal Attraction:A rare position and checkmate!

Edward Lasker (1885 – 1981) was a leading American chess and Go player.In Berlin, he won the City Championship (1909).Edward Lasker published several books on American checkers, chess, and Go. He won five U.S. Open Chess Championships (1916, 1917, 1919, 1920, 1921). His best result was his narrow 8.5–9.5 loss in a match with Frank Marshall for the U.S. Championship in 1923. For that, Lasker was invited to participate in the legendary New York 1924 chess tournament, facing world-class masters like Alekhine, Capablanca, Rubinstein, Emanuel Lasker and Réti. He finished 10th out of 11 players.His most famous game is probably the queen sacrifice and king hunt against Sir George Thomas.This game we are going to see below:

Seems strange that the king should move out so far,instead of taking the horse with his castle.

Couldnt because of the Bishop

White delivers double check at move 12 (Both bishop and knight)