Teacher: Given an object and a part, decide whether the object has that part. For example if you are asked 'gun has barrel?', you need to decide if a gun has a barrel as one of its components or parts, indicating 1 or 0 as your answer respectively. All sentences strictly follow the template 'object has part?.'
Teacher: Now, understand the problem? If you are still confused, see the following example:
truck has gasoline?
Solution: 1
Reason: Trucks have gasoline, which plays the role of fuel in them, therefore the output of 1 is correct.

Now, solve this instance: lizard has tongue?
Student:
1