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

EGTB: draw

# move score
1 Rc4 draw
2 Rd4 draw
3 Re4 draw
4 Rb1 loss in 4 half-moves
5 Rb3 loss in 4 half-moves
6 Rb8 loss in 4 half-moves
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 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rb2 loss in 1 half-moves
19 Rg4 loss in 1 half-moves