With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jessica Biel has been directed by David S. Goyer.
text_B: An Eidophor was a television projector used to create theater-sized images .. television. television. The name Eidophor is derived from the Greek word-roots ` eido ' and ` phor ' meaning ` image ' and ` bearer ' -LRB- carrier -RRB- .. Its basic technology was the use of electrostatic charges to deform an oil surface .. electrostatic. Electrostatics. oil. oil
not_related.