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

EGTB: draw

# move score
1 Rb4 draw
2 Kb1 loss in 2 half-moves
3 Kb2 loss in 2 half-moves
4 Kc2 loss in 2 half-moves
5 Kd1 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Rc2 loss in 2 half-moves
8 Rc3 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rg4 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Ra4 loss in 1 half-moves
15 Rc5 loss in 1 half-moves
16 Rc6 loss in 1 half-moves
17 Rc7 loss in 1 half-moves
18 Re4 loss in 1 half-moves