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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Kc2 draw
6 Kc4 draw
7 Kd2 draw
8 Kd3 draw
9 Kd4 draw
10 Kg3 draw
11 Kg4 draw
12 Kh3 draw
13 Ra5 draw
14 Rc5 draw
15 Rd5 draw
16 Re5 draw
17 Rf1 draw
18 Rf2 draw
19 Rf3 draw
20 Rf4 draw
21 Rf6 draw
22 Kg5 loss in 2 half-moves
23 Kh5 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves