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

EGTB: draw

# move score
1 Rc3 draw
2 Rc4 draw
3 Rc7 draw
4 Rc8 draw
5 Re1 draw
6 Ke1 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kg1 loss in 2 half-moves
10 Kg2 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rc5 loss in 1 half-moves
16 Rc6 loss in 1 half-moves