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 Rd6 win in 1 half-moves
3 Kd7 draw
4 Ke7 draw
5 Kf7 draw
6 Kf8 draw
7 Rc8 draw
8 Rd5 draw
9 Rd7 draw
10 Ra8 loss in 8 half-moves
11 Rd1 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Rd4 loss in 2 half-moves