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 Kb3 draw
4 Ra8 draw
5 Rb8 draw
6 Ka1 loss in 4 half-moves
7 Ka3 loss in 4 half-moves
8 Rc1 loss in 4 half-moves
9 Rc3 loss in 4 half-moves
10 Rc4 loss in 4 half-moves
11 Rc6 loss in 4 half-moves
12 Rd8 loss in 4 half-moves
13 Rf8 loss in 4 half-moves
14 Rg8 loss in 4 half-moves
15 Rc2 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Rc7 loss in 1 half-moves
19 Re8 loss in 1 half-moves