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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Ra6 draw
4 Rb4 draw
5 Rb5 draw
6 Rb7 draw
7 Rb8 draw
8 Rc6 draw
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rh6 loss in 2 half-moves