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 Kc4 draw
3 Kd4 draw
4 Kd5 draw
5 Kd6 draw
6 Rb5 draw
7 Rb6 draw
8 Rb7 draw
9 Re8 draw
10 Kc6 loss in 10 half-moves
11 Ra8 loss in 6 half-moves
12 Kb4 loss in 4 half-moves
13 Kb5 loss in 4 half-moves
14 Kb6 loss in 4 half-moves
15 Rc8 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rd8 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