Detailed Instructions: In this task, you will be given sentences in which your task is to recognize the name of the organ of the body. An organ is a collection of tissues that structurally form a functional unit specialized to perform a particular function. Although there might be several correct answers, you need to write one of them.
See one example below:
Problem: I have serious allergy in my left eye.
Solution: eye
Explanation: Eye is an organ which has been affected, hence should be tagged.

Problem: " Basal values " , obtained without the influence of subarachnoid blood , were lower than expected in " uninjured " brain , and this fact , although unexplained , should be kept in mind in future investigation in this field .
Solution:
brain