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 Ka3 draw
3 Ka5 draw
4 Kb4 draw
5 Kb5 draw
6 Ra7 draw
7 Rb1 draw
8 Rb6 draw
9 Rb8 draw
10 Rf7 draw
11 Rg7 draw
12 Rh7 draw
13 Kb3 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 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves