Task: Text Matching
Input (English): Sentence1: I am experiencing  headache (better by: rest, nsaids (ibuprofen, naproxen, etc.)) (time frame: gradual onset) (side: left, right) (occurred: < 1 hr... 
 Sentence2: I have headache on left side with pain behind my left eye and nausea for last 3 weeks. It usually gets better on taking rest and with pain killer medications but gets worse on working over my computer. I am wondering if my eye power changed. Should I get an eye checkup done?
Output (English): Dissimilar