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

EGTB: win in 2 half-moves

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