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

EGTB: win in 16 half-moves

# move score
1 Rb8 win in 15 half-moves
2 Ka5 draw
3 Kb5 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 Rg3 draw
12 Ka3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves