Context: In the early years, Universal had a "clean picture" policy. However, by April 1927, Carl Laemmle considered this to be a mistake as "unclean pictures" from other studios were generating more profit while Universal was losing money.

Question: what was the policy that Universal followed in its early years?
Answer: "clean picture"

Question: By what month and year did Laemmle change his opinion on "unclean pictures"?
Answer: April 1927

Question: Why did Laemmle change his position on "unclean pictures"?
Answer: Universal was losing money

Question: What policy was established in April 1927?
Answer: Unanswerable

Question: When did Carl Laemmle decide to establish a clean picture policy?
Answer: Unanswerable

Question: What did Carl Laemmle consider a mistake in 1972?
Answer: Unanswerable