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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kc2 draw
3 Kd2 draw
4 Rb2 draw
5 Rb5 loss in 14 half-moves
6 Kb2 loss in 8 half-moves
7 Kd1 loss in 4 half-moves
8 Ra1 loss in 4 half-moves
9 Rb3 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves