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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rg7 win in 1 half-moves
4 Rg8 win in 1 half-moves
5 Kb4 draw
6 Ra4 draw
7 Rb4 draw
8 Rc4 draw
9 Ka4 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rg1 loss in 1 half-moves