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 Kc3 draw
3 Kc5 draw
4 Kd3 draw
5 Kd4 draw
6 Kd5 draw
7 Ra6 draw
8 Rb4 draw
9 Rb7 draw
10 Rb8 draw
11 Rd6 draw
12 Kb5 loss in 16 half-moves
13 Kb3 loss in 4 half-moves
14 Kb4 loss in 4 half-moves
15 Rc6 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rf6 loss in 1 half-moves