TASK DEFINITION: In this task, you are given reviews written about the books in Bengali. You are expected to classify the sentiment of the reviews into two classes: positive or negative.
PROBLEM: অসাধারন একটি বই।

SOLUTION: positive

PROBLEM: অস্থির বই।

SOLUTION: positive

PROBLEM: খুবি ইন্টারেস্টিং বই

SOLUTION:
positive