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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Ka3 win in 1 half-moves
3 Ka4 win in 1 half-moves
4 Ra8 win in 1 half-moves
5 Rb5 win in 1 half-moves
6 Kb2 win in 3 half-moves
7 Kc2 win in 3 half-moves
8 Kc3 win in 3 half-moves
9 Kc4 win in 3 half-moves
10 Rb4 win in 3 half-moves
11 Rb6 win in 3 half-moves
12 Rb7 win in 3 half-moves
13 Rc8 win in 3 half-moves
14 Rd8 draw
15 Kb4 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves