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

EGTB: win in 4 half-moves

# move score
1 K8b7 win in 3 half-moves
2 Rc5 win in 3 half-moves
3 Rc6 win in 3 half-moves
4 K6b7 win in 5 half-moves
5 Kb6 win in 5 half-moves
6 Kb8 win in 5 half-moves
7 Ra3 win in 5 half-moves
8 Rb3 win in 5 half-moves
9 K6a7 draw
10 K8a7 draw
11 Ka5 draw
12 Kb5 draw
13 Rc1 draw
14 Rc2 draw
15 Rc4 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves