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

EGTB: win in 18 half-moves

# move score
1 Rb8 win in 17 half-moves
2 Ka5 draw
3 Kb5 draw
4 Rb1 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rc4 draw
9 Rf4 draw
10 Rg4 draw
11 Rh4 draw
12 Ka3 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves