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 group of dogs standing next to each other while on leashes'. How many words start with the letter 'o' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a person with glasses on her head with a french fry in her mouth'. How many words start with the letter 'h' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'this is a house arched doorways and trees outside'. How many words start with the letter 'a' in the sentence.

SOLUTION:
3