With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Illusionist was a commercial success.
text_B: PLINK is a free , commonly used , open-source whole genome association analysis toolset designed by Shaun Purcell .. The software is designed flexibly to perform a wide range of basic , large-scale genetic analyses .. PLINK currently supports following functionalities  :. data management ;. basic statistics ;. Linkage disequilibrium -LRB- LD -RRB- calculation ;. Linkage disequilibrium. Linkage disequilibrium. Identity by descent -LRB- IBD -RRB- and identity by state -LRB- IBS -RRB- matrix calculation ;. Identity by descent. Identity by descent. identity by state. identity by state. population stratification ;. population stratification. population stratification. association analysis such as Genome-wide association study for both basic case / control studies and quantitative traits .. Genome-wide association study. Genome-wide association study
not_related.