In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Example Input:  Recently , sequences that could block the spread of silent chromatin have been discovered in S . cerevisiae ( 7 , 8 ) .
Example Output: S . cerevisiae

Example Input:  When we elaborated the structural comparisons with individual domains of P . aeruginosa RdgC , only the center domain gave a Z score above 5 .
Example Output: P . aeruginosa

Example Input:  To challenge the ability of mitochondrial gene expression machinery to recognize genetic information which has been lost during evolution , we decided to introduce the S . tuberosum non - cognate rps10 gene into wheat mitochondria .
Example Output:
S . tuberosum