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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Kd8 win in 3 half-moves
3 Re7 win in 3 half-moves
4 Re8 win in 3 half-moves
5 Ra4 win in 5 half-moves
6 Re6 win in 5 half-moves
7 Ka6 draw
8 Ka8 draw
9 Kab7 draw
10 Kab8 draw
11 Kb6 draw
12 Kc7 draw
13 Kcb7 draw
14 Kcb8 draw
15 Re3 draw
16 Re5 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Rb4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re2 loss in 2 half-moves