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

EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Kde7 draw
6 Kde8 draw
7 Kf7 draw
8 Kfe7 draw
9 Kfe8 draw
10 Kg7 draw
11 Kg8 draw
12 Ra5 draw
13 Rb1 draw
14 Rb6 draw
15 Rb8 draw
16 Rc5 draw
17 Rd5 draw
18 Rh5 draw
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves