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

EGTB: win in 4 half-moves

# move score
1 Kaa5 win in 3 half-moves
2 Kab5 win in 3 half-moves
3 Kba5 win in 3 half-moves
4 Kbb5 win in 3 half-moves
5 Kc5 win in 3 half-moves
6 Re6 win in 3 half-moves
7 Re7 win in 3 half-moves
8 Kc6 win in 5 half-moves
9 Kaa7 draw
10 Kab7 draw
11 Kba7 draw
12 Kbb7 draw
13 Kc7 draw
14 Rd4 draw
15 Re3 draw
16 Re5 draw
17 Re8 draw
18 Rf4 draw
19 Rg4 draw
20 Rh4 draw
21 Ra4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re2 loss in 2 half-moves