Given the task definition, example input & output, solve the new input case.
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.
Example: অসাধারণ একটি বই, লজিকাল স্কিল ডেভেলপমেন্ট এর জন্যে অতুলনীয়..
Output: positive
Here the reviewer seems to love the logical development of the storyline in the book, so this should be classified as positive.

New input case for you: নবীন সংবাদকর্মীদের জন্য একটি প্রয়োজনীয় বই।
Output:
positive