We have to be bold. We have to provide leadership. Now it's true that we disagree on this. The governor said that he doesn't think this problem is necessarily caused by people. He's for letting the oil companies into the Arctic National Wildlife Refuge. Houston has just become the smoggiest city in the country.
The oil companies are in Houston.
The context says the governor supports letting the oil companies into the Arctic National Wildlife Refuge but doesn't say whether the oil companies are in Houston.
( z1 be-located-at :ARG1 ( z2 company :mod ( z3 oil ) ) :ARG2 ( z4 city :name ( z5 name :op "Houston" ) ) )