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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rd5 win in 3 half-moves
3 Re4 win in 3 half-moves
4 Re8 win in 3 half-moves
5 Rf5 win in 7 half-moves
6 Re3 win in 9 half-moves
7 g4 draw
8 Rg5 draw
9 Rh5 draw
10 Nc1 loss in 4 half-moves
11 Nc3 loss in 4 half-moves
12 Nd4 loss in 4 half-moves
13 Nf4 loss in 4 half-moves
14 Ng1 loss in 4 half-moves
15 Rb5 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves