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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Kb2 draw
4 Kd1 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rb8 draw
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves