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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Rb6 draw
5 Rb8 draw
6 Kb3 loss in 4 half-moves
7 Kb4 loss in 4 half-moves
8 Kb5 loss in 4 half-moves
9 Ra7 loss in 4 half-moves
10 Rd7 loss in 4 half-moves
11 Re7 loss in 4 half-moves
12 Rf7 loss in 4 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rc7 loss in 1 half-moves