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 K6b7 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Kb8 win in 5 half-moves
5 Ra2 win in 5 half-moves
6 Rb2 win in 5 half-moves
7 Rc8 win in 5 half-moves
8 K6a7 draw
9 K8a7 draw
10 Ka5 draw
11 Kb5 draw
12 Rc1 draw
13 Rc3 draw
14 Rc7 draw
15 Rd2 draw
16 Re2 draw
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves