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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ka2 draw
3 Kb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rb6 draw
7 Rb8 draw
8 Re1 draw
9 Rg1 draw
10 Rh1 draw
11 Ra1 loss in 4 half-moves
12 Rc1 loss in 4 half-moves
13 Ka4 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rf1 loss in 1 half-moves