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

EGTB: win in 14 half-moves

# move score
1 Rb1 win in 13 half-moves
2 g4 draw
3 Ra4 draw
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rb8 draw
8 Re4 draw
9 Rh4 draw
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves