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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb4 draw
6 Re8 draw
7 Rg8 draw
8 Rh8 draw
9 Ka3 loss in 2 half-moves
10 Ka5 loss in 2 half-moves
11 Kab3 loss in 2 half-moves
12 Kab4 loss in 2 half-moves
13 Kab5 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kcb3 loss in 2 half-moves
17 Kcb4 loss in 2 half-moves
18 Kcb5 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Rf8 loss in 2 half-moves