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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 Kb6 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Rb1 draw
10 Rb2 draw
11 Rb3 draw
12 Rb5 draw
13 Rb6 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rg7 draw
18 Rh7 draw
19 Kb5 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves