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

EGTB: draw

# move score
1 Rb1 draw
2 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Rc8 draw
6 Rd8 draw
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves