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