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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Re2 win in 1 half-moves
5 Re3 win in 1 half-moves
6 Re4 win in 1 half-moves
7 Ra5 draw
8 Kc7 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Re6 loss in 1 half-moves