Problem:
NAME_1 knows Mr. NAME_2's friend NAME_3, and NAME_3 knows NAME_1's friend NAME_4. Everyone of them who knows NAME_3 has NAME_5 master's degree, and everyone of them who knows NAME_4 is from Shanghai.



Q: Who is from Shanghai and has NAME_5 master's degree? 

NAME_5. NAME_1.

B. NAME_3.
C. Mr NAME_2. 

NAME_6. NAME_4. Your answer should have exactly 4 paragraphs. Make sure that the last paragraph starts with the word "peace" and that each paragraph is separated by two new lines.
user