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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 K8a7 win in 5 half-moves
3 Ka5 win in 5 half-moves
4 Kb8 win in 5 half-moves
5 Rd8 win in 5 half-moves
6 K6a7 draw
7 K6b7 draw
8 K8b7 draw
9 Kb5 draw
10 Kb6 draw
11 Ra7 draw
12 Rc7 draw
13 Rd1 draw
14 Rd2 draw
15 Rd3 draw
16 Re7 draw
17 Rd4 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves