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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kc3 draw
5 Kc5 draw
6 Kd4 draw
7 Kd5 draw
8 Ra5 draw
9 Rb2 draw
10 Rb3 draw
11 Rb4 draw
12 Rb7 draw
13 Rb8 draw
14 Rd5 draw
15 Re5 draw
16 Rg5 draw
17 Rh5 draw
18 Kd3 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rf5 loss in 2 half-moves