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