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

EGTB: win in 2 half-moves

# move score
1 Rc7 win in 1 half-moves
2 Kb2 draw
3 Kd1 draw
4 Kd2 draw
5 Kd3 draw
6 Rc3 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Kb1 loss in 4 half-moves
11 Kc1 loss in 4 half-moves
12 Kb3 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves