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