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

EGTB: win in 6 half-moves

# move score
1 Rg7 win in 5 half-moves
2 Rg8 win in 13 half-moves
3 Rc4 draw
4 Rd4 draw
5 Re4 draw
6 Rg1 draw
7 Rg5 draw
8 Rg6 draw
9 Rh4 draw
10 Kaa7 loss in 2 half-moves
11 Kab7 loss in 2 half-moves
12 Kba7 loss in 2 half-moves
13 Kbb7 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves