r1bqkb1r/pppp1ppp/2n2n2/4N3/4P3/2N5/PPPP1PPP/R1BQKB1R b KQkq - 0 4 ; C47 Four Knights Game: Halloween Gambit
r1bqk1nr/pppp2pp/6n1/4Pp2/1bBP4/2N2Q2/PPP2PPP/R1B1K2R w KQkq f6 0 9 ; C47 Four Knights Game: Halloween Gambit, Oldtimer Variation
1rb1kbnr/pp1p1ppp/3P1qn1/1N6/5P2/8/PPP3PP/R1BQKB1R w KQk - 3 12 ; C47 Four Knights Game: Halloween Gambit, Plasma Variation