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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Ke8 draw
8 Ked7 draw
9 Ked8 draw
10 Kf6 draw
11 Kf7 draw
12 Kf8 draw
13 Ra5 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Rf5 draw
18 Rg5 draw
19 Rh5 draw
20 Kd6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rd5 loss in 2 half-moves
27 Re5 loss in 2 half-moves