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: 'a fighter jet on a runway with a cover over the cockpit'. How many words start with the letter 'a' in the sentence.
3

Sentence: 'a plate topped with steaks broccoli and carrots'. How many words start with the letter 'a' in the sentence.
2

Sentence: 'a large air plane on a run way'. How many words start with the letter 'a' in the sentence.

3