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

EGTB: win in 2 half-moves

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