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

EGTB: win in 4 half-moves

# move score
1 Re6 win in 3 half-moves
2 Re7 win in 3 half-moves
3 Re8 win in 3 half-moves
4 Kaa8 draw
5 Kab7 draw
6 Kba8 draw
7 Kbb7 draw
8 Kc7 draw
9 Kc8 draw
10 Rd1 draw
11 Re5 draw
12 Rf1 draw
13 Rg1 draw
14 Rh1 draw
15 Ka6 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves