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

EGTB: draw

# move score
1 Rb4 draw
2 Rc4 draw
3 Rh7 draw
4 Kb7 loss in 4 half-moves
5 Kb8 loss in 4 half-moves
6 Kc7 loss in 4 half-moves
7 Kd7 loss in 4 half-moves
8 Kd8 loss in 4 half-moves
9 Rh3 loss in 4 half-moves
10 Rh6 loss in 4 half-moves
11 Rh8 loss in 4 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Ra4 loss in 1 half-moves
19 Rh5 loss in 1 half-moves