With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: PlayStation 4 was developed in Japan.
text_B: Andy Goldsworthy -LRB- born 26 July 1956 -RRB- is a British sculptor , photographer and environmentalist producing site-specific sculpture and land art situated in natural and urban settings .. land art. land art. environmentalist. environmentalist. site-specific. Site-specific art. He lives and works in Scotland .. Scotland. Scotland
not_related.