Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 K5b5 win in 3 half-moves
2 K6b5 win in 3 half-moves
3 K6b6 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 Rc7 win in 7 half-moves
6 K5b6 draw
7 Ka4 draw
8 Ka7 draw
9 Kb7 draw
10 Rc1 draw
11 Rc6 draw
12 Rc8 draw
13 Rg5 draw
14 Rh5 draw
15 Kb4 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves