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

EGTB: draw

# move score
1 Rb4 draw
2 Kg1 loss in 4 half-moves
3 Kg2 loss in 4 half-moves
4 Kh2 loss in 4 half-moves
5 Ra4 loss in 4 half-moves
6 Re1 loss in 4 half-moves
7 Re2 loss in 4 half-moves
8 Re3 loss in 4 half-moves
9 Rf4 loss in 4 half-moves
10 Re5 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Rc4 loss in 1 half-moves
16 Rd4 loss in 1 half-moves
17 Re8 loss in 1 half-moves