1
[fen]
2R3k1/1r3p1p/5np1/p7/P6P/4B1P1/5PK1/8 b - - 0 1
[/fen]
2
[fen]
8/4Rpk1/6p1/p7/1pB3n1/1P6/P4PP1/3r2K1 w - - 0 1
[/fen]
3
[fen]
8/5pk1/p5p1/1pN5/1Pn5/P3NPB1/1K4P1/3r4 w - - 0 1
[/fen]
4
[fen]
6k1/4bpp1/p5q1/1p5N/1P6/P1Q5/5PK1/8 w - - 0 1
[/fen]