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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Re4 draw
7 Rf4 draw
8 Rg1 draw
9 Rg2 draw
10 Rg3 draw
11 Kba2 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kaa2 loss in 1 half-moves
15 Kab2 loss in 1 half-moves
16 Kbb2 loss in 1 half-moves
17 Rg5 loss in 1 half-moves
18 Rg6 loss in 1 half-moves
19 Rg7 loss in 1 half-moves
20 Rg8 loss in 1 half-moves