In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.
Example: The car's wheel are loose.
Example solution: The car's wheel is loose.
Example explanation: The instance of are is replaced by the word is. This makes the sentence grammatically correct.

Problem: for example , there may be eldelery travelers which may cause a slow movements due to their unability to walk fast . 

Solution: For example , there may be elderly travelers with the inability to walk fast , which may cause slow movements . 