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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kf4 win in 3 half-moves
3 Rh1 win in 3 half-moves
4 Kg2 draw
5 Kg4 draw
6 Kh2 draw
7 Kh3 draw
8 Kh4 draw
9 Re7 draw
10 Re8 draw
11 Rg1 draw
12 Kf2 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Rf1 loss in 2 half-moves