Task: Text Matching
Input (English): Sentence1: My ccp ab IgG came back at 221, sed in january 15 to now at 50. I was then put on prednisone until I see the RA may 6th. What my safest treatment? 
 Sentence2: I have been diagnosed with RA but my ccc ab antibodies are normal. How definitive are the antibiotic levels in diagnosing RA?
Output (English): Dissimilar