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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc4 draw
3 Kc6 draw
4 Kd4 draw
5 Kd5 draw
6 Kd6 draw
7 Ra8 draw
8 Rb4 draw
9 Rb5 draw
10 Rb6 draw
11 Rb7 draw
12 Rc8 draw
13 Rf8 draw
14 Kb5 loss in 4 half-moves
15 Kb6 loss in 4 half-moves
16 Kb4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves