With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Wolfman had screenplay writers.
text_B: The SPEAR system -LRB- an acronym for Spontaneous Protection Enabling Accelerated Response -RRB- is a close-quarter protection system that uses a person 's reflex action in threatening situations as a basis for defence .. close-quarter. Close combat. reflex action. reflex action. The founder , Tony Blauer , developed the SPEAR system in Canada during the 1980s .. It has since been adopted by several military and law enforcement agencies across the world .
not_related.