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 boy with a helmet on eating food across from a bicycle'. Remove all words of length '2' in the given sentence.
a boy with a helmet eating food across from a bicycle

Sentence: 'there are two woman smiling in the kitchen'. Remove all words of length '2' in the given sentence.
there are two woman smiling the kitchen

Sentence: 'a woman is sitting outside at a picnic table'. Remove all words of length '5' in the given sentence.

a is sitting outside at a picnic