In this task, you need to remove all words of a given length in the sentence. The number of letters in a word determine its length, for example, the length of the word "apple" is 5.

Sentence: 'a girl throwing a frisbee in a school yard'. Remove all words of length '6' in the given sentence.
a girl throwing a frisbee in a yard

Sentence: 'puppy laying in the grass next to a bowl'. Remove all words of length '1' in the given sentence.
puppy laying in the grass next to bowl

Sentence: 'a pizza that has cheese and various types of toppings on it'. Remove all words of length '7' in the given sentence.

a pizza that has cheese and types of toppings on it