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 woman has just hit the tennis ball with her racket'. How many words start with the letter 't' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'dusty train passing through a dry mountain valley'. How many words start with the letter 'd' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'green field with animals and mountains in the background'. How many words start with the letter 'm' in the sentence.

SOLUTION:
1