Anchor: but uh but they don't require a lot if the only the problem that i've seen in the past is like when you've got uh if you've got natural gas and heat of course you don't in the east i suppose you don't have a lot of natural gas heat but if you don't have your y our heat adjusted your gas adjusted right then you can get some stains you know on the ceilings and you know ceiling ceiling
Entailed: I believe that in the east, there is less natural gas and heat.
Contradiction: Natural gas and heat is the best way to keep ceilings from becoming stained. 
Contradiction: A man is walking in the sky
Contradiction: This single database will have three portals for three separate interest groups.
Contradiction: Songs here are traditionally written by the women.
Contradiction: She was on the phone.