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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rb4 draw
4 Kb2 loss in 12 half-moves
5 Re1 loss in 8 half-moves
6 Re2 loss in 8 half-moves
7 Kb1 loss in 4 half-moves
8 Re3 loss in 4 half-moves
9 Kc2 loss in 2 half-moves
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Rd4 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 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Re8 loss in 1 half-moves