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

EGTB: win in 2 half-moves

# move score
1 Rd7 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Rc8 draw
10 Re8 draw
11 Rf8 draw
12 Ra8 loss in 4 half-moves
13 Ke3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Rb8 loss in 1 half-moves