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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Ra7 win in 1 half-moves
3 Re5 win in 1 half-moves
4 Rf7 win in 1 half-moves
5 Kc7 draw
6 Kd7 draw
7 Rb7 draw
8 Re1 draw
9 Re6 draw
10 Re8 draw
11 Kd8 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kb7 loss in 1 half-moves