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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kc8 draw
5 Ra1 draw
6 Rb1 draw
7 Rc2 draw
8 Rc3 draw
9 Rc5 draw
10 Ka7 loss in 4 half-moves
11 Ka8 loss in 4 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rd1 loss in 1 half-moves