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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rd4 win in 1 half-moves
3 Re1 win in 1 half-moves
4 Re5 win in 1 half-moves
5 Re7 win in 1 half-moves
6 Rh4 win in 1 half-moves
7 Rb4 loss in 2 half-moves
8 Rc4 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Re3 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rg4 loss in 2 half-moves