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.

Sentence: 'four boats on the sand on the beach'. How many words start with the letter 'o' in the sentence.
2

Sentence: 'a view of kitchen missing everything except the microwave and top cabinets'. How many words start with the letter 'e' in the sentence.
2

Sentence: 'some elephants drinking water at a watering hole'. How many words start with the letter 'a' in the sentence.

2