TV's Frink said:

QUI-GON: Had he been born in the Republic, we would have identified him early. The Force is unusually strong with him, that much is clear. Who was his father?
SHMI: There was no father. I carried him, I gave birth, I raised him. I can't explain what happened. Can you help him?

PALPATINE: (continuing) Did you ever hear the tragedy of Darth Plagueis "the wise"?

ANAKIN: No.

PALPATINE: I thought not. It's not a story the Jedi would tell you. It's a Sith legend. Darth Plagueis was a Dark Lord of the Sith, so powerful and so wise he could use the Force to influence the midi-chlorians to create ... life