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

EGTB: win in 4 half-moves

# move score
1 Kf6 win in 3 half-moves
2 Kgg6 win in 3 half-moves
3 Kgh6 win in 3 half-moves
4 Khg6 win in 3 half-moves
5 Khh6 win in 3 half-moves
6 Re6 win in 3 half-moves
7 Re7 win in 3 half-moves
8 Re8 win in 3 half-moves
9 Kf7 draw
10 Kf8 draw
11 Kgg8 draw
12 Kgh8 draw
13 Khg8 draw
14 Khh8 draw
15 Ra5 draw
16 Rb5 draw
17 Rc5 draw
18 Rd5 draw
19 Re4 draw
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves