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

EGTB: draw

# move score
1 Rc4 draw
2 Rc5 draw
3 Re8 draw
4 Rf8 draw
5 Rg8 draw
6 Rh8 draw
7 Rc3 loss in 12 half-moves
8 Kb1 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd8 loss in 2 half-moves