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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Rc2 draw
8 Rc3 draw
9 Rd8 draw
10 Re8 draw
11 Rg8 draw
12 Rh8 draw
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves