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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Ka6 draw
6 Rb4 draw
7 Rb5 draw
8 Rb6 draw
9 Ra8 loss in 8 half-moves
10 Ka4 loss in 6 half-moves
11 Kb4 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves