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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd4 draw
6 Rd5 draw
7 Rd6 draw
8 Rg7 draw
9 Rh7 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Kf1 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves