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