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 Rb1 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 K3a4 draw
5 K3b4 draw
6 K5a4 draw
7 K5b4 draw
8 Ka6 draw
9 Kb2 draw
10 Kb3 draw
11 Kb5 draw
12 Kb6 draw
13 Ra7 draw
14 Rb2 draw
15 Rb3 draw
16 Rc7 draw
17 Rd7 draw
18 Re7 draw
19 Rf7 draw
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves