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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Ra7 draw
4 Rb7 draw
5 Ka2 loss in 4 half-moves
6 Rc8 loss in 4 half-moves
7 Rc1 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rc3 loss in 1 half-moves
17 Rd7 loss in 1 half-moves