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 Kb3 draw
3 Kc3 draw
4 Kc5 draw
5 Kd4 draw
6 Ra8 draw
7 Rb1 draw
8 Rb4 draw
9 Rb7 draw
10 Rd8 draw
11 Kb4 loss in 4 half-moves
12 Kb5 loss in 4 half-moves
13 Kd3 loss in 4 half-moves
14 Kd5 loss in 4 half-moves
15 Rc8 loss in 4 half-moves
16 Re8 loss in 4 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rf8 loss in 1 half-moves