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