Student: Premise: "A man sitting at a piano singing."
Based on this premise, can we conclude that the hypothesis "A man using his vocal cords to produce sound in a harmonious way." is true?
Options:
- yes
- it is not possible to tell
- no.
Teacher: Let's think:

Singing is the act of an animal using vocal cords to produce sound in a harmonious way. So the final answer is yes.
Student: Premise: "A man sitting at a piano singing."
Based on this premise, can we conclude that the hypothesis "A man using his vocal cords to produce sound in a harmonious way." is true?
Options:
- yes
- it is not possible to tell
- no.
Teacher: Let's think:

user
Singing is the act of an animal using vocal cords to produce sound in a harmonious way. So the final answer is yes.
assistant
Student: Premise: "A man sitting at a piano singing."
Based on this premise, can we conclude that the hypothesis "A man using his vocal cords to produce sound in a harmonious way." is true?
Options:
- yes
- it is not possible to tell
- no.
Teacher: Let's think:

Singing is the act of an animal using vocal cords to produce sound in a harmonious way. So the final answer is yes.