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 Rg5 draw
5 Rh5 draw
6 Kg1 loss in 4 half-moves
7 Kg2 loss in 4 half-moves
8 Kg3 loss in 4 half-moves
9 Kh1 loss in 4 half-moves
10 Kh3 loss in 4 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Ra5 loss in 1 half-moves
19 Rb4 loss in 1 half-moves