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.

Example Input:  The data suggest that an intra - abdominal abscess , especially when contaminated with gram - negative bacteria , induces mRNA - generated cytokine responses in the abscess wall that are related to increased portal venous levels of the inflammatory cytokines TNF - alpha , IL - 1beta , and IL - 6 perfusing the liver .
Example Output: liver

Example Input:  The conventional surgical treatment of bleeding oesophageal varices in the emergency situation is based upon the Boerema - Crile operation of transthoracic oesophagotomy and ligation of the varices .
Example Output: oesophageal

Example Input:  The contribution to radiation risks of different exposure modes ( i . e . inhalation , ingestion and contact with ground surface ) were also analyzed , as well as of specific radionuclides and human body organs .
Example Output:
body organs