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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kaa6 draw
3 Kaa8 draw
4 Kab6 draw
5 Kab8 draw
6 Kbb6 draw
7 Kbb8 draw
8 Rc7 draw
9 Rd7 draw
10 Re1 draw
11 Re2 draw
12 Re4 draw
13 Re6 draw
14 Re8 draw
15 Rf7 draw
16 Rh7 draw
17 Kba6 loss in 2 half-moves
18 Kba8 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kc8 loss in 2 half-moves
22 Re3 loss in 1 half-moves
23 Re5 loss in 1 half-moves