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

EGTB: draw

# move score
1 Rb3 draw
2 Rb7 draw
3 Rb8 draw
4 Kb1 loss in 2 half-moves
5 Kc1 loss in 2 half-moves
6 Kd1 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Kb3 loss in 1 half-moves
14 Kc3 loss in 1 half-moves
15 Kd3 loss in 1 half-moves