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 Ka4 draw
3 Ka6 draw
4 Rb6 draw
5 Rb7 draw
6 Rc8 draw
7 Kb6 loss in 22 half-moves
8 Kb4 loss in 4 half-moves
9 Kb5 loss in 4 half-moves
10 Ra8 loss in 4 half-moves
11 Re8 loss in 4 half-moves
12 Rf8 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rd8 loss in 1 half-moves