TASK DEFINITION: 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?.'
PROBLEM: axe has stairs?

SOLUTION: 0

PROBLEM: oak has bark?

SOLUTION: 1

PROBLEM: battleship has keel?

SOLUTION:
1