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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb3 draw
6 Kc2 draw
7 Kc3 draw
8 Nb4 draw
9 Nc3 draw
10 Ra1 draw
11 Rb1 draw
12 Rc7 draw
13 Re1 draw
14 Rc2 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves