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 Ka5 win in 3 half-moves
3 Ka6 win in 3 half-moves
4 Ka7 win in 3 half-moves
5 Kb3 win in 3 half-moves
6 Kb4 win in 3 half-moves
7 Kb5 win in 3 half-moves
8 Re2 win in 3 half-moves
9 Re3 win in 3 half-moves
10 Re4 win in 3 half-moves
11 Re5 win in 5 half-moves
12 Ka2 draw
13 Kb7 draw
14 Kc5 draw
15 Kc6 draw
16 Kc7 draw
17 Rc6 draw
18 Rd6 draw
19 Re1 draw
20 Rf6 draw
21 Kb2 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves