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 Rb8 win in 1 half-moves
3 Rg1 win in 1 half-moves
4 Rb5 draw
5 Rb6 draw
6 Ka4 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Kb5 loss in 1 half-moves
19 Kb6 loss in 1 half-moves