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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Re1 win in 1 half-moves
4 Kb7 draw
5 Kc5 draw
6 Kd5 draw
7 Kd6 draw
8 Rb7 draw
9 Re2 draw
10 Kd7 loss in 14 half-moves
11 Rc7 loss in 10 half-moves
12 Re8 loss in 10 half-moves
13 Kc7 loss in 4 half-moves
14 Re3 loss in 4 half-moves
15 Ra7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 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