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

EGTB: draw

# move score
1 Rc1 draw
2 Rc2 draw
3 Rc3 draw
4 Rc7 draw
5 Rc8 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Ka2 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd4 loss in 2 half-moves