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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 Ka6 draw
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Rc7 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Ka7 loss in 1 half-moves
18 Ka8 loss in 1 half-moves
19 Re7 loss in 1 half-moves
20 Rf7 loss in 1 half-moves