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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb5 draw
5 Ra4 draw
6 Rb1 draw
7 Rb3 draw
8 Rb5 draw
9 Rb7 draw
10 Rc4 draw
11 Rf4 draw
12 Rg4 draw
13 Kb6 loss in 30 half-moves
14 Re4 loss in 8 half-moves
15 Rb2 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves