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 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Ke1 draw
6 Ke2 draw
7 Ra1 draw
8 Ra3 draw
9 Ra4 draw
10 Ra8 draw
11 Rc2 draw
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves