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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kc5 draw
7 Rb4 draw
8 Rb7 draw
9 Rd8 draw
10 Kd3 loss in 22 half-moves
11 Kd5 loss in 10 half-moves
12 Kd4 loss in 8 half-moves
13 Rc8 loss in 6 half-moves
14 Re8 loss in 6 half-moves
15 Rf8 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Ra8 loss in 1 half-moves