Task: Text Matching
Input (English): Sentence1: What causes a 17 year old girl to experience pain and also a feeling of bubbles popping above the navel area? 
 Sentence2: My daughter is 17 years old and yesterday we went to see her doctor for pain near navel area and her doctor just mentioned that it could be trapped gas that might be responsible for the pain and bubbling/ popping sensation. She did not give any medication and my daughter still has the same discomfort, it is not that bad though. Do you have any recommendations for her?
Output (English): Dissimilar