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

EGTB: win in 4 half-moves

# move score
1 Kf1 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Rg2 win in 3 half-moves
4 Kf2 win in 5 half-moves
5 Ra6 win in 5 half-moves
6 Rb6 win in 5 half-moves
7 Rg1 win in 5 half-moves
8 Ka2 draw
9 Kb1 draw
10 Kb2 draw
11 Kd1 draw
12 Kd2 draw
13 Ke2 draw
14 Rg3 draw
15 Rg4 draw
16 Rg5 draw
17 Rh6 draw
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves