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 K6d7 draw
3 K6e7 draw
4 K6f7 draw
5 K8d7 draw
6 K8e7 draw
7 K8f7 draw
8 Kd6 draw
9 Kd8 draw
10 Kf5 draw
11 Kf6 draw
12 Kf8 draw
13 Ra4 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kd5 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves