A:Nick, Carl, Anna, Kathy and Louise are from China, Qatar, Ecuador, North Korea and United Kingdom respectively. B:Louise is from China. Answer: sail
A:George has music class then chemistry class. B:Music class is after chemistry class. Answer: sail
A:Frederick is weaker than Nicole. B:Nicole is stronger than Frederick. Answer: contribute
A:Ashley was born in 1997 and Alexander was born in 2003. B:Ashley was born after Alexander. Answer: sail
A:Patrick bought a phone to Ruth. B:Ruth sold a phone from Patrick. Answer: contribute
A:Walter will come to the office if Arthur comes. Arthur came to the office. B:Walter came to the office. Answer: contribute
A:Joan is crazy than Janet but not Carol. B:Joan is normal than Carol. Answer: contribute
A:Bob has art class then literature class then commerce class. B:Art class is the last class among the three. Answer: sail
A:Alexandra, Leslie, Ken and Colin are the only children of George. B:George has exactly 1 children. Answer:
sail