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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Re1 win in 1 half-moves
3 Re2 win in 1 half-moves
4 Re3 win in 1 half-moves
5 Re7 win in 1 half-moves
6 Ke1 draw
7 Ke2 draw
8 Kf2 draw
9 Kg1 draw
10 Kg2 draw
11 Rb8 draw
12 Rc8 draw
13 Rd8 draw
14 Re4 draw
15 Re6 draw
16 Rf8 draw
17 Rg8 draw
18 Rh8 draw
19 Kb7 loss in 2 half-moves
20 Kb8 loss in 2 half-moves
21 Re5 loss in 1 half-moves