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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Ra1 draw
7 Ra2 draw
8 Ra3 draw
9 Ra4 draw
10 Ra5 draw
11 Ra8 draw
12 Rb6 draw
13 Rc6 draw
14 Rc7 draw
15 Rd6 draw
16 Rd7 draw
17 Rh6 draw
18 Rh7 draw
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Re6 loss in 1 half-moves
23 Rf6 loss in 1 half-moves
24 Rg6 loss in 1 half-moves