With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Grey's Anatomy is a racehorse.
text_B: Thierry Zeno -LRB- born 22 April 1950 -RRB- is a Belgian author-filmmaker .. Belgian. Belgium. author. author. filmmaker. filmmaking. His films include the controversial Vase de Noces -LRB- 1974 -RRB- , and a documentary ¡ Ya basta !. Vase de Noces. Vase de Noces. Le cri des sans-visage -LRB- 1995 -- 1997 -RRB- on the Zapatista rebels of Chiapas , Mexico .. Zapatista. Zapatista Army of National Liberation. Chiapas. Chiapas. Mexico. Mexico. Zeno created a `` video '' department at the Academie de Dessin et des Arts decoratifs de Molenbeek-Saint-Jean , where he was a teacher from 1985 to 1999 and since 1999 is director .. Molenbeek-Saint-Jean. Sint-Jans-Molenbeek
not_related.