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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Re1 draw
3 Re3 draw
4 Re7 draw
5 Re8 draw
6 Rf2 draw
7 Rg2 draw
8 Rh2 draw
9 Ra2 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves