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

Q: Sentence: 'a bridge on a river with a city in the skyline'. Count the occurrences of the word 'a' in the given sentence.

A: 3
****
Q: Sentence: 'a skate park with a young man on a skate board going down a concrete beam'. Count the occurrences of the word 'a' in the given sentence.

A: 4
****
Q: Sentence: 'a man in black sitting on a bench looking at a map'. Count the occurrences of the word 'black' in the given sentence.

A:
1
****