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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd3 win in 1 half-moves
3 Kc1 draw
4 Ke1 draw
5 Kf8 draw
6 Ra8 draw
7 Rc8 draw
8 Rd2 draw
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf7 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 Rd7 loss in 2 half-moves