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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ra7 draw
3 Rb1 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg7 draw
13 Rh7 draw
14 Kb3 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Rb8 loss in 2 half-moves