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 Rf4 draw
4 Rh6 draw
5 Rh7 draw
6 Kc1 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Ke1 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Rd4 loss in 1 half-moves
19 Rh5 loss in 1 half-moves