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

EGTB: draw

# move score
1 Rb1 draw
2 Rb2 draw
3 Rb3 draw
4 Rc4 draw
5 Rd4 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves