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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc4 draw
3 Kc6 draw
4 Kd4 draw
5 Kd5 draw
6 Kd6 draw
7 Ra7 draw
8 Rb5 draw
9 Rb8 draw
10 Rc7 draw
11 Rd7 draw
12 Re7 draw
13 Rf7 draw
14 Kb6 loss in 40 half-moves
15 Kb5 loss in 4 half-moves
16 Kb4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves