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

EGTB: draw

# move score
1 Rb4 draw
2 Ka6 loss in 2 half-moves
3 Ka7 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kb6 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Re2 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rc4 loss in 1 half-moves
20 Rd4 loss in 1 half-moves
21 Re3 loss in 1 half-moves
22 Rh4 loss in 1 half-moves