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

EGTB: draw

# move score
1 Rb4 draw
2 Rd4 draw
3 Rf4 draw
4 Rg1 draw
5 Rg2 draw
6 Rg5 draw
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rc4 loss in 1 half-moves
19 Rg3 loss in 1 half-moves