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 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Ra7 draw
11 Ra8 draw
12 Rc2 draw
13 Kc3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra6 loss in 2 half-moves