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