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 Kb7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Ka5 draw
6 Ka7 draw
7 Ra8 draw
8 Rg8 draw
9 Rc1 loss in 6 half-moves
10 Rc2 loss in 6 half-moves
11 Rc4 loss in 6 half-moves
12 Rd8 loss in 6 half-moves
13 Re8 loss in 6 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rc3 loss in 1 half-moves