Task: Text Matching
Input (English): Sentence1: My Patella is tender to touch, and hurts and pops when the knee is bent. There isn't any noticeable swelling. But there is pressure around patella. 
 Sentence2: I patella is tender but there is no visible swelling in that area. It hurts and pops on bending my knee and I feel pressure around patella. What could be the cause. 
Output (English): Similar