In this task, you need to count the occurrences of the given word in the given sentence.

Sentence: 'a pig in a make shift shelter being watched by a cat'. Count the occurrences of the word 'a' in the given sentence.
3

Sentence: 'a picture of a toilet and toilet paper in a bathroom'. Count the occurrences of the word 'a' in the given sentence.
3

Sentence: 'children with scissors and construction paper in a school classroom'. Count the occurrences of the word 'construction' in the given sentence.

1