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 Ka1 draw
3 Kb1 draw
4 Kb2 draw
5 Ra1 draw
6 Re2 draw
7 Re3 draw
8 Re4 draw
9 Re5 draw
10 Rf1 draw
11 Rg1 draw
12 Rh1 draw
13 Ka3 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves