instruction:
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.
question:
 Twelve patients were observed for periods of sufficient length for the drug effect to be assessed , and in 11 there was a good response in terms of decrease in spleen size . Cycloguanil pamoate may be of value both for prophylaxis and treatment in areas where tropical splenomegaly syndrome is endemic .
answer:
spleen


question:
 Lung transplant 8 0 1 31
answer:
Lung


question:
 The Met - enkephalin versus Leu - enkephalin concentration ratio was around five in each area of the brain assayed .
answer:

brain