Find the count of occurrences of the word 'dog' in a given paragraph
The boy and his dog were playing fetch in the park, when suddenly the dog ran away.
The word 'dog' occurs 2 times in the given paragraph.
Complete the following task based on the instruction and optional input provided.### Instruction:
Find the count of occurrences of the word 'dog' in a given paragraph

### Input:
The boy and his dog were playing fetch in the park, when suddenly the dog ran away.

### Output:
The word 'dog' occurs 2 times in the given paragraph.