Question: Posters, portraits, easel-sketches.
The room was filled with prints, posters and paintings.

Answer: it is not possible to tell

Question: The headline over the NYT 's online version doesn't mention the homosexual angle, while the WP 's headline--FRANCE LEGALIZES GAY UNIONS--doesn't mention the heterosexual angle.
The NYT's online version mentions the heterosexual angle.

Answer: it is not possible to tell

Question: The difference between these two is 11.
11 is the difference between the two.

Answer:
yes