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

EGTB: draw

# move score
1 Ra3 draw
2 Rb3 draw
3 Rc7 draw
4 Rc8 draw
5 Rf3 draw
6 Ka1 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves