Reduce relative clauses into relative phrases
1. The couple who live in the house next door are both college professors
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2. The people who are waiting for the bus in the rain are getting wet
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3. Did you get the message which concerned the special meeting ?
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4. Lan is the second student who entered the classroom this morning
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5. The psychologists who study the nature of sleep have made important discoveries
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6. He was the second man who was killed in this way
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7. Neil Armstrong was the first man who walked on the moon
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8. I come from a city which is located in the southern part of the country
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9. The vegetables which are sold in this supermarket are grown without chemicals
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