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

EGTB: draw

# move score
1 Rb5 draw
2 Rc6 draw
3 Rc7 draw
4 Rc8 draw
5 Ra5 loss in 4 half-moves
6 Rf5 loss in 4 half-moves
7 Rg5 loss in 4 half-moves
8 Rh5 loss in 4 half-moves
9 Kb3 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kf1 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kh1 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves