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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rf7 draw
3 Rf8 draw
4 Bg1 loss in 2 half-moves
5 Ra3 loss in 2 half-moves
6 Rc3 loss in 2 half-moves
7 Rd3 loss in 2 half-moves
8 Re3 loss in 2 half-moves
9 Rf1 loss in 2 half-moves
10 Rf2 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh3 loss in 2 half-moves