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

EGTB: win in 4 half-moves

# move score
1 Kg1 win in 3 half-moves
2 Kg2 win in 3 half-moves
3 Kh2 win in 3 half-moves
4 Re1 win in 3 half-moves
5 Ke4 win in 9 half-moves
6 Ke6 draw
7 Rc2 draw
8 Re3 draw
9 Re4 draw
10 Kd4 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves