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 Ke7 draw
3 Rb1 draw
4 Rb2 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rb8 draw
9 Rc7 draw
10 Rg7 draw
11 Rh7 draw
12 Ka2 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kf8 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves