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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Kc1 draw
4 Kc2 draw
5 Kd1 draw
6 Kd3 draw
7 Ke2 draw
8 Ke3 draw
9 Ra3 draw
10 Rc1 draw
11 Rc2 draw
12 Rc4 draw
13 Ke1 loss in 4 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves