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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rf3 win in 1 half-moves
3 Rh1 win in 1 half-moves
4 Kg3 loss in 2 half-moves
5 Kg4 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kh5 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Rg3 loss in 2 half-moves
10 Rh2 loss in 2 half-moves
11 Rc3 loss in 1 half-moves
12 Rd3 loss in 1 half-moves
13 Re3 loss in 1 half-moves