Instruction: Is Giant cell carcinoma of nipple found in breast structure? Explain how the conclusion is arrived at. 

Input: Giant cell carcinoma of nipple is a child of Carcinoma of breast. 
Giant cell carcinoma can be found in Nipple structure. 
Nipple structure is part of Region of breast.
Region of breast is part of Breast part.
Breast part is part of Breast structure. 

Response: The response should be in all capital letters.
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