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