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 bird sitting on the neck of a giraffe'. How many words start with the letter 'o' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a group gathering in which several people are holding frisbees'. How many words start with the letter 'g' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a man on a surfboard in the midst of an ocean wave'. How many words start with the letter 'o' in the sentence.

SOLUTION:
3