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

EGTB: win in 2 half-moves

# move score
1 Ka1 win in 1 half-moves
2 Kc1 win in 1 half-moves
3 Ka2 draw
4 Ka3 draw
5 Kb1 draw
6 Kb3 draw
7 Kc2 draw
8 Kc3 draw
9 Ra7 draw
10 Rb4 draw
11 Rb8 draw
12 Rc7 draw
13 Rd7 loss in 4 half-moves
14 Rf7 loss in 4 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Re7 loss in 1 half-moves