{initial} rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
[3b-v0-start] r1bqkb1r/pppp1ppp/2n2n2/4p2Q/2B1P3/8/PPPP1PPP/RNB1K1NR w KQkq - 4 4
[start] r1bqkbnr/pppp1p1p/2n3p1/4p3/2B1P3/5Q2/PPPP1PPP/RNB1K1NR b KQkq - 1 4