question: The president of the United States might prefer the formal treaty process for agreements that impose what type of legal obligations on the US ?
answer: long-term , complex
turker_answer: The president of the United States might prefer the formal treaty process for agreements that impose long-term , complex legal obligations on the US .
rule-based: The president of the United States might prefer the formal treaty process for agreements that impose long-term , complex legal obligations on the US .