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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rb7 win in 3 half-moves
4 Rb8 win in 5 half-moves
5 Ka2 draw
6 Ka3 draw
7 Ka4 draw
8 Kb2 draw
9 Kb4 draw
10 Kc2 draw
11 Kc3 draw
12 Kc4 draw
13 Rb5 draw
14 Ka7 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Kb5 loss in 1 half-moves