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

EGTB: win in 22 half-moves

# move score
1 Rb8 win in 21 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb6 draw
6 Kc7 draw
7 Kc8 draw
8 Kd7 draw
9 Ke7 draw
10 Ke8 draw
11 Rb1 draw
12 Rb6 draw
13 Rb7 draw
14 Rc5 draw
15 Rd5 draw
16 Rh5 draw
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rg5 loss in 2 half-moves