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

EGTB: draw

# move score
1 Rb7 draw
2 Rb8 draw
3 Rh4 draw
4 Ka4 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kd2 loss in 2 half-moves
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Kb6 loss in 1 half-moves
23 Rb6 loss in 1 half-moves