With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tonga is a Christian state.
text_B: Pleasure EP was the first release by rock band Semisonic .. Semisonic. Semisonic. rock. rock music. It was originally released in 1995 and later re-released following the success of their song `` Closing Time '' .. Closing Time. Closing Time ( Semisonic song ). The title refers to the band 's original name , Pleasure .
not_related.