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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Ra8 draw
5 Rc1 draw
6 Rc2 draw
7 Ka2 loss in 4 half-moves
8 Rc7 loss in 4 half-moves
9 Rf8 loss in 4 half-moves
10 Rc3 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Rc6 loss in 1 half-moves