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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kc3 draw
3 Kc5 draw
4 Kd3 draw
5 Kd4 draw
6 Kd5 draw
7 Rb2 draw
8 Rb4 draw
9 Rd1 draw
10 Kb3 loss in 4 half-moves
11 Kb4 loss in 4 half-moves
12 Kb5 loss in 4 half-moves
13 Ra1 loss in 4 half-moves
14 Rc1 loss in 4 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves