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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Ra1 draw
11 Rc2 draw
12 Rc3 draw
13 Rc4 draw
14 Rc6 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Rc7 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves