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 Rb7 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Re4 win in 1 half-moves
5 Rf4 win in 1 half-moves
6 Rg4 win in 1 half-moves
7 Rb6 draw
8 Rb8 draw
9 Ka4 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kb6 loss in 1 half-moves