With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Weeknd is a Buddhist.
text_B: `` Rectus '' is the Latin word meaning `` straight '' and is used in English to refer to multiple topics in the sciences , including  :. In molecular chemistry the R in the R & S isomerism stands for `` rectus ''. In grammar `` casus rectus '' is a formal term for nominative case. nominative case. nominative case. In mathematics sine is also known as `` sinus rectus ''. sine. sine. In the classification of the animal kingdom it is the systematic taxonomic name of several species , e.g. campylobacter rectus & syllitus rectus. campylobacter rectus. campylobacter rectus. syllitus rectus. syllitus rectus. In anatomy it is used to refer to a rectus muscle , primarily e.g. the `` rectus abdominis muscle '' ; in anatomy it can also refer to  :. rectus muscle. Rectus muscle ( disambiguation ). rectus abdominis muscle. rectus abdominis muscle. Inferior rectus muscle. rectus muscle. Rectus muscle ( disambiguation ). Inferior rectus muscle. Inferior rectus muscle. Superior rectus muscle. rectus muscle. Rectus muscle ( disambiguation ). Superior rectus muscle. Superior rectus muscle. Lateral rectus muscle. rectus muscle. Rectus muscle ( disambiguation ). Lateral rectus muscle. Lateral rectus muscle. Medial rectus muscle. rectus muscle. Rectus muscle ( disambiguation ). Medial rectus muscle. Medial rectus muscle. Musculus rectus thoracis. Musculus rectus thoracis. Sternalis muscle. Rectus capitis lateralis muscle. Rectus capitis lateralis muscle. Rectus capitis lateralis muscle. Rectus femoris muscle. Rectus femoris muscle. Rectus femoris muscle
not_related.