Task: Text Matching
Input (English): Sentence1: I Have a tiny lump on the upper left side of my back. I have had it for about 2 months now. It is like a little grey spot. So please help.? 
 Sentence2: What can cause a tiny lump to come up on the upper left side of the back? It is like a grey spot and has been there since about 2 months now. 
Output (English): Similar