"Yellow Ledbetter" is the 2nd episode of the sixth season of the American series "The Vampire Diaries" and the series' 113th episode overall. "Yellow Ledbetter" was originally aired on October 9, 2014, on The CW. The episode was written by Julie Plec and directed by Pascal Verschooris.
Can we infer the following?
Plec wrote several episodes for the Vampire Diaries.

Choose from: [-] Yes. [-] It's impossible to say. [-] No.
The answer is:
It's impossible to say