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

Sentence: 'three people skiing on a snowy hill thats almost empty'. Count the occurrences of the word 'thats' in the given sentence.
1

Sentence: 'a small child laying in a bed next to a shelf'. Count the occurrences of the word 'a' in the given sentence.
3

Sentence: 'two photos of a woman attemping to hit a tennis ball'. Count the occurrences of the word 'a' in the given sentence.
2