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 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd3 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb6 draw
12 Rb8 draw
13 Rc5 draw
14 Re5 draw
15 Rg5 draw
16 Rh5 draw
17 Kd1 loss in 20 half-moves
18 Kd2 loss in 18 half-moves
19 Rf5 loss in 14 half-moves
20 Rb4 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Ra5 loss in 1 half-moves