instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a colorful photo of a bike against a fence with mountains in the back'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a big rig is driving through a construction site'. Count the occurrences of the word 'big' in the given sentence.
answer:
1


question:
Sentence: 'a small bathroom on an airplane is pictured'. Count the occurrences of the word 'an' in the given sentence.
answer:

1