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 Rb6 win in 7 half-moves
3 Rb8 win in 7 half-moves
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kc7 draw
8 Kcd7 draw
9 Kd6 draw
10 Kd8 draw
11 Ke7 draw
12 Ked7 draw
13 Kf7 draw
14 Kf8 draw
15 Ra1 draw
16 Rb7 draw
17 Rc1 draw
18 Rg1 draw
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves