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