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.

Input: Consider Input:  One of the major gangliosides in the brain is GM1 .

Output: brain


Input: Consider Input:  Cerebral blood flow ( CBF ) was measured with continuous arterial spin - labeling perfusion magnetic resonance ( MR ) imaging in 14 children with sickle cell disease and seven control subjects .

Output: Cerebral


Input: Consider Input:  Tonometry in normal and scarred corneas , and in postkeratoplasty eyes : a comparative study of the Goldmann , the ProTon and the Schiotz tonometers .


Output: eyes