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

EGTB: draw

# move score
1 Rb8 draw
2 Rc8 draw
3 Rd8 draw
4 Re6 draw
5 Rf8 draw
6 K1b1 loss in 2 half-moves
7 K1b2 loss in 2 half-moves
8 K2b1 loss in 2 half-moves
9 K2b2 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves