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: Overexpression of SLAP - 2 in bone marrow macrophages partially suppressed the CSF - 1 - induced tyrosine phosphorylation and / or expression level of a approximately 80 kDa protein without affecting CSF - 1 - induced global tyrosine phosphorylation , or activation of Akt or Erk1 / 2 .

Output: bone

Input: Consider Input: Of 2564 persons screened , 53 had melanoma or nonmelanoma skin cancer ( 2 . 1 % ) .

Output: skin

Input: Consider Input: The placenta biopsy sample was collected at a depth of 1 cm and at a distance of 8 cm from the edge of the placenta , with the maternal side facing upward .
Output: placenta