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

EGTB: win in 4 half-moves

# move score
1 Kf8 win in 3 half-moves
2 Kfe8 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Kc7 win in 5 half-moves
5 Kc8 win in 5 half-moves
6 Kd7 draw
7 Kde7 draw
8 Kde8 draw
9 Ke6 draw
10 Kf6 draw
11 Kfe7 draw
12 Kg6 draw
13 Kg7 draw
14 Kg8 draw
15 Ra7 draw
16 Rb1 draw
17 Rb5 draw
18 Rb8 draw
19 Rc7 draw
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves