Task: Coherence Classification
Input (English): Sentence 1: The doctor discussed several treatment options for Nina. 
 Sentence 3: After a month, it tripled in size 
 Sentence 4:  As a result, she wanted to go through treatment 
 Sentence 5:  Her chemotherapy session started the next day 
 Given Sentence 2: She decided to remain under examination since her tumor was small.
Output (English): Yes