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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Rd1 win in 1 half-moves
5 Rd2 win in 1 half-moves
6 Rd3 win in 1 half-moves
7 Rd4 win in 1 half-moves
8 Rd5 win in 1 half-moves
9 Re8 win in 1 half-moves
10 Rf8 win in 1 half-moves
11 Rh8 win in 1 half-moves
12 Ka8 draw
13 Kb8 draw
14 Ka6 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Ra8 loss in 1 half-moves
17 Rd6 loss in 1 half-moves
18 Rd7 loss in 1 half-moves
19 Rg8 loss in 1 half-moves