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 Rb1 draw
4 Rc1 draw
5 Rd1 draw
6 Re4 draw
7 Re8 draw
8 Rf1 draw
9 Kaa5 loss in 2 half-moves
10 Kaa7 loss in 2 half-moves
11 Kab5 loss in 2 half-moves
12 Kab7 loss in 2 half-moves
13 Kba5 loss in 2 half-moves
14 Kba7 loss in 2 half-moves
15 Kbb5 loss in 2 half-moves
16 Kbb7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves