In this task you are given a medical question pair hand-generated. Your task is to classify a given post into two categories 1) 'Similar' if the given two questions have a same connotation 2) 'Dissimilar' if the given two questions have a different connotation or meaning.
Example: Sentence1: After how many hour from drinking an antibiotic can I drink alcohol?
Sentence2: I have a party tonight and I took my last dose of Azithromycin this morning. Can I have a few drinks?
Example solution: Similar
Example explanation: The first sentence ask about the number of hours to drink again after having an antibiotic and the second sentence also ask question about having drinks having later at night after having Azithromycin an antibiotic.

Problem: Sentence1: Just saw marble size black lump in bm. Thought possibly just food so poked at it w/latex glove. Def not food, it's poo. Red blood lately too. Already did ibd workup (neg). Temp 99.5 for a month. Er?
Sentence2: I have a hemorrhoid and frequently get blood in stools, how can I keep it in check?
Solution: Dissimilar