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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K8a7 win in 3 half-moves
3 K8b7 win in 3 half-moves
4 Ka5 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Re5 win in 3 half-moves
8 Re6 win in 3 half-moves
9 Re8 win in 3 half-moves
10 K6a7 draw
11 Kb5 draw
12 Ra7 draw
13 Rd7 draw
14 Re3 draw
15 Re4 draw
16 Rf7 draw
17 Rg7 draw
18 Rh7 draw
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves