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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kc8 draw
5 Ra2 draw
6 Rb2 draw
7 Ka7 loss in 4 half-moves
8 Ka8 loss in 4 half-moves
9 Rd2 loss in 4 half-moves
10 Rc3 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Re2 loss in 1 half-moves