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 Kd8 draw
3 Ke1 draw
4 Kg1 draw
5 Rb7 draw
6 Rc7 draw
7 Rd1 draw
8 Rd2 draw
9 Rd3 draw
10 Rd8 draw
11 Re7 draw
12 Ke2 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves