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

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Re3 win in 3 half-moves
3 Re4 win in 3 half-moves
4 Ke4 draw
5 Ke5 draw
6 Kf5 draw
7 Kg5 draw
8 Ra7 draw
9 Rb7 draw
10 Rc7 draw
11 Rd7 draw
12 Re5 draw
13 Re6 draw
14 Re8 draw
15 Rf7 draw
16 Rg7 draw
17 Ke3 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rh7 loss in 2 half-moves