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.

Ex Input:
 Despite their high degree of sequence similarity , all five RFC genes are essential for cell proliferation in S . cerevisiae .

Ex Output:
RFC genes


Ex Input:
 Inhibition of DNA topoisomerase II alpha gene expression by the p53 tumor suppressor .

Ex Output:
p53 tumor suppressor


Ex Input:
 TGF - beta1 induced phosphorylation of Smad2 and Smad3 in Mv1Lu mink lung epithelial cells .

Ex Output:

TGF - beta1