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 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Rb1 draw
6 Rd2 draw
7 Kb4 loss in 4 half-moves
8 Kb5 loss in 4 half-moves
9 Ra2 loss in 4 half-moves
10 Rc2 loss in 4 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Re2 loss in 1 half-moves
19 Rf2 loss in 1 half-moves