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 Rb7 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Kc7 draw
5 Kc8 draw
6 Kd7 draw
7 Ke7 draw
8 Ke8 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rc3 draw
15 Rd3 draw
16 Rf3 draw
17 Rg3 draw
18 Rh3 draw
19 Re3 loss in 2 half-moves