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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rd8 win in 1 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kc7 draw
6 Rd4 draw
7 Rd5 draw
8 Rd6 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Kb5 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re7 loss in 2 half-moves