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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Rg4 win in 1 half-moves
3 Rh4 win in 1 half-moves
4 Kb3 loss in 2 half-moves
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves