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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Kc6 draw
4 Kc7 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Ra8 draw
11 Rc5 draw
12 Rc6 draw
13 Rc7 draw
14 Rd8 draw
15 Rg8 draw
16 Rh8 draw
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves