Task: Text Matching
Input (English): Sentence1: I have been having lightheadedness for a while. Would a CT of head and an MRI with contrast of brain detect blockages in arteries? 
 Sentence2: I am worried about blockage in my brain arteries because I have been having lightheadedness for some time. Can a CT of scan or MRI with contrast may help diagnose it?
Output (English): Similar