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 Rc8 win in 1 half-moves
3 Ra8 draw
4 Rb2 draw
5 Rb4 draw
6 Rb6 draw
7 Rb7 draw
8 Rd8 draw
9 Rf8 draw
10 Rg8 draw
11 Rb1 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves