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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rg8 win in 5 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kcc7 draw
6 Kcd7 draw
7 Kdc7 draw
8 Kdd7 draw
9 Ke8 draw
10 Ra4 draw
11 Rb4 draw
12 Rf4 draw
13 Rg5 draw
14 Rg6 draw
15 Rh4 draw
16 Ke7 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves