Conversation so far:
who has been the host of wheel of fortune
Wheel of Fortune has been hosted by Chuck Woolery, Pat Sajak, Rolf Benirschke, and Bob Goen
who have been the hostesses of wheel of fortune
Susan Stafford and Vanna White have been hostesses of Wheel of Fortune
who created the game show wheel of fortune
The game show Wheel of Fortune was created by Merv Griffin
when was wheel of fortune originally aired
Wheel of Fortune originally aired as a daytime series on NBC from January 6, 1975, to June 30, 1989.

Question: how many episodes are there
Self-contained rewrite: how many episodes of wheel of fortune are there