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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Rf4 draw
3 Rg6 draw
4 Rg7 draw
5 Rg8 draw
6 g1=B loss in 2 half-moves
7 g1=K loss in 2 half-moves
8 g1=N loss in 2 half-moves
9 g1=Q loss in 2 half-moves
10 g1=R loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh4 loss in 2 half-moves