Chess - Programming - FEN (Forsyth-Edwards Notation) - Test Ambiguation

2K5/8/8/4N3/8/8/8/2k3N1 w - - 0 1, "Ngf3", "Ngf3"
2K5/8/8/4N3/8/8/8/2k3N1 w - - 0 1, "N1f3", "Ngf3"
2K5/8/8/4N3/8/8/8/2k1N3 w - - 0 1, "Ne1f3", "N1f3"
2K5/8/8/4N3/8/8/8/2k1N3 w - - 0 1, "N1f3", "N1f3"
2K5/8/8/4N3/8/8/8/2k1N1N1 w - - 0 1, "Ne1f3", "Ne1f3"
2K5/8/8/4N3/8/8/8/2k1N1N1 w - - 0 1, "Ne5f3", "N5f3"
 	
rknbbnrq/pppppppp/8/8/8/8/PPPPPPPP/R1NBBK1R w H - 0 1, "f1g1", "Kg1"
rknbbnrq/pppppppp/8/8/8/8/PPPPPPPP/R1NBBK1R w H - 0 1, "Kg1", "Kg1"
rknbbnrq/pppppppp/8/8/8/8/PPPPPPPP/R1NBBK1R w H - 0 1, "O-O", "O-O"
rknbbnrq/pppppppp/8/8/8/8/PPPPPPPP/R1NBBK1R w H - 0 1, "f1h1", "O-O"
rknbbnrq/pppppppp/8/8/8/8/PPPPPPPP/R1NBBKR1 w G - 0 1, "f1g1", "O-O"