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

EGTB: win in 2 half-moves

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