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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Rh4 win in 1 half-moves
6 Ra4 draw
7 Rb2 draw
8 Rb3 draw
9 Rd4 draw
10 Re4 draw
11 Rg4 draw
12 Rb1 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves