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

EGTB: win in 2 half-moves

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