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

EGTB: draw

# move score
1 Rb4 draw
2 Kd1 loss in 4 half-moves
3 Kf1 loss in 4 half-moves
4 Ra1 loss in 4 half-moves
5 Rc1 loss in 4 half-moves
6 Kd2 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd1 loss in 2 half-moves