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 Re6 win in 1 half-moves
3 Re4 draw
4 Re5 draw
5 Re7 draw
6 Re8 draw
7 Rf3 draw
8 Rg3 draw
9 Rh3 draw
10 Ra3 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves