instruction:
In this task, you need to count the number of nouns/verbs in the given sentence.
question:
Sentence: 'A train car with four beds next to a window'. Count the number of nouns in this sentence.
answer:
4


question:
Sentence: 'A bike stands alone beside a rock wall'. Count the number of nouns in this sentence.
answer:
3


question:
Sentence: 'A mammal appears to be hanging in a tree'. Count the number of nouns in this sentence.
answer:

2