TASK DEFINITION: In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.
PROBLEM: Sentence: 'a number of motorcycles are on display at a museum'. How many words start with the letter 'o' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'this is a dish of buttered asparagus with dressing'. How many words start with the letter 'o' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a group of people sitting on motorcycle and standing around the motorcycle posing for a picture'. How many words start with the letter 'a' in the sentence.

SOLUTION:
4