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 Kc3 draw
3 Kd1 draw
4 Kd3 draw
5 Ke1 draw
6 Ke2 draw
7 Ke3 draw
8 Ra1 draw
9 Ra3 draw
10 Ra7 draw
11 Rc2 draw
12 Kc2 loss in 30 half-moves
13 Kc1 loss in 24 half-moves
14 Ra5 loss in 4 half-moves
15 Ra4 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Ra6 loss in 1 half-moves