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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Ka6 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Kb8 win in 3 half-moves
6 Ra3 win in 3 half-moves
7 Rb3 win in 3 half-moves
8 Re8 win in 7 half-moves
9 Rd3 win in 9 half-moves
10 Re7 win in 13 half-moves
11 Ka3 draw
12 Ka5 draw
13 Ka8 draw
14 Kb5 draw
15 Kc3 draw
16 Kc4 draw
17 Kc5 draw
18 Rc3 draw
19 Re1 draw
20 Re2 draw
21 Rf3 draw
22 Kb3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves