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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Ka6 draw
4 Ka7 draw
5 Ka8 draw
6 Kb4 draw
7 Kb5 draw
8 Kb8 draw
9 Kbb6 draw
10 Kbc6 draw
11 Kc7 draw
12 Kc8 draw
13 Kcb6 draw
14 Kcc6 draw
15 Kd5 draw
16 Kd6 draw
17 Ra3 draw
18 Rb5 draw
19 Rf3 draw
20 Kc4 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rh3 loss in 2 half-moves