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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kab6 draw
5 Kab7 draw
6 Kb8 draw
7 Kc6 draw
8 Kc8 draw
9 Kcb6 draw
10 Kcb7 draw
11 Kd6 draw
12 Kd7 draw
13 Kd8 draw
14 Rb5 draw
15 Rf1 draw
16 Rf6 draw
17 Rf7 draw
18 Rf8 draw
19 Rg5 draw
20 Rh5 draw
21 Kb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rf4 loss in 2 half-moves