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 Rf2 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Rf5 win in 1 half-moves
5 Rf6 win in 1 half-moves
6 Rf7 win in 1 half-moves
7 Ka7 draw
8 Ka8 draw
9 Kc7 draw
10 Kc8 draw
11 Kd3 draw
12 Rf1 draw
13 Rg3 draw
14 Rh3 draw
15 Kd2 loss in 1 half-moves
16 Kd4 loss in 1 half-moves
17 Ke2 loss in 1 half-moves
18 Ke4 loss in 1 half-moves
19 Kf2 loss in 1 half-moves
20 Kf4 loss in 1 half-moves
21 Rf8 loss in 1 half-moves