Syntactic operations: English relative clauses

For each of the following sentences:

• Bracket the relative clause
• Insert a caret (^) in the gap where the relative pronoun originated.
• Underscore the head noun of the noun phrase that the relative clause is attached to.
• Above each relative pronoun indicate its grammatical relation in its clause: SUB = subject; DO = direct object; IO = indirect object; OBL = oblique (e.g., object of preposition); and POSS = possessor. Insert any omitted relative pronouns.

(Data taken from theLos Angeles Times, some slightly adapted.)

OBL

EXAMPLE: This is theteacher [that I told you about^].

SUB

EXAMPLE: Thosefans [who^ braved the weather] paid a price.

1. The new law has been cheered by developers and officials who have inundated prospective immigrants with investment options.
2. A Texas appeals court says gay couples who are legally married in other states cannot divorce in Texas, where same-sex marriages are banned.
3. Activist Mike Hernandez took an "up-close and personal" approach that he hoped would help him win the council seat.
4. Pugnacious people on both sides use tax-deductible donations to carry on a fight that is really about values.
5. The environmental experts who conducted the study found that about one-third of the dangerous wastes are properly disposed of.
6. Without the benefits that free trade can provide, Mexico will never have enough money to clean up its environment.
7. He's here for the illegal moonshine she brews.
8. Otherwise, environmental issues will continue to undermine the free-trade pact he so badly wants.
9. They're called radio calisthenics, the twice-daily fitness broadcasts that reached their peak in the 1960s during China's Cultural Revolution.
10. There have only been three countries in the world that go in for this sort of thing.
11. There's Latino community, and then there's a Latino gay community, which is really invisible.
12. If they didn't have my older brother, who's a sports jock, it would have been more of a problem.
13. The postgame dramatics were as good as the game, which gave the Dodgers their second victory in three days.
14. The Angels, who collected only five hits against a rookie pitcher who was winless in his previous 10 starts, are in a slump.
15. When you drink, everything becomes OK, says Osoha, whose possessor drinking pals died from tainted moonshine a few years back.
16. Born prematurely on a train and named after the doctor who was able to help, Rodney Cline Carew visited the Hall of Fame in May.
17. As the season went along and I saw the guys that they were bringing off the bench, I asked myself what went wrong.
18. Tehran police have vowed to shut down any foreign company whose female staff members flout Iran's strict Islamic dress code.
19. This is my first trip to this land to which all our hearts are bound forever.
20. Every indication I see is that he is pulling out.