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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Ke7 draw
8 Ked7 draw
9 Ked8 draw
10 Kf7 draw
11 Kf8 draw
12 Ra3 draw
13 Ra4 draw
14 Ra6 draw
15 Ra7 draw
16 Ra8 draw
17 Re5 draw
18 Rg5 draw
19 Rh5 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves