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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Kb7 draw
4 Kd8 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb4 draw
9 Kc7 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves