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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kd4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb8 draw
6 Rb3 loss in 10 half-moves
7 Ra4 loss in 8 half-moves
8 Kb3 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves