With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Orson Welles adapted William Shakespeare's King Lear into a modern-dress bare-stage production.
text_B: World Aircraft Information Files -LRB- WAIF -RRB- is a weekly partwork magazine published by Bright Star Publications -LRB- part of Midsummer Books -RRB- in the United Kingdom .. partwork. partwork. Bright Star Publications. Bright Star Publications. Midsummer Books. Midsummer Books. United Kingdom. United Kingdom. Each issue was priced at # 1.70 for issues 1 -- 163 , and # 1.80 for issues 164 -- 218 .. Altogether , there were 218 issues in the complete set , which completed in 2002 .. Originally advertised as having 200 issues , the run was extended to 218 issues when approximately 576 pages were missing from the collection .. An index to the complete series was given in the final issue .
not_related.