With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Spotlight was released in November 6, 2015
text_B: Polysome profiling is a technique in molecular biology that is used to study the association of mRNAs with ribosomes .. molecular biology. molecular biology. mRNAs. mRNAs. It is important to note that this technique is different than ribosome profiling .. ribosome. ribosome. ribosome profiling. ribosome profiling. Both techniques have been reviewed and both are used in analysis of the translatome , but the data they generate are at very different levels of specificity .. translatome. translatome. When employed by experts , the technique is remarkably reproducible  : the 3 profiles in the first image are from 3 different experiments .
not_related.