With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The 2017 Open Championship is a tennis championship.
text_B: The 1993 North Indian Ocean cyclone season was the quietest on record in the basin , with only five tropical disturbances , one of which was a reformation of another system .. basin. tropical cyclone basins. There are two main seas in the North Indian Ocean -- the Bay of Bengal to the east of the Indian subcontinent and the Arabian Sea to the west .. Bay of Bengal. Bay of Bengal. Arabian Sea. Arabian Sea. The India Meteorological Department -LRB- IMD -RRB- issued advisories for the systems in its official capacity as the local Regional Specialized Meteorological Center , while the Joint Typhoon Warning Center also issued advisories for two of the storms on an unofficial basis .. India Meteorological Department. India Meteorological Department. Regional Specialized Meteorological Center. Regional Specialized Meteorological Center. Joint Typhoon Warning Center. Joint Typhoon Warning Center. Of the five disturbances tracked by the IMD , two intensified into cyclonic storms .. cyclonic storms. Tropical cyclone scales#North Indian Ocean. There were no storms before June , and during that month , a deep depression formed off the east coast of India .. deep depression. Tropical cyclone scales#North Indian Ocean. It brought flooding rains as it moved through Bangladesh and dissipated over northeastern India .. The depression struck in the midst of ongoing floods , which were responsible for 200 deaths in the country in June 1993 .. The next depression -- the only to originate over the Arabian Sea in the season -- formed on November 8 and moved toward southern India .. Arabian Sea. Arabian Sea. The system killed 35 people before weakening and turning to the northwest .. It re-intensified into a very severe cyclonic storm , but weakened just off the coast of Pakistan due to wind shear .. very severe cyclonic storm. Tropical cyclone scales#North Indian Ocean. wind shear. wind shear. The storm killed 609 people in the country due to flooding .. The final two depressions had their origins from the western Pacific basin .. basin. tropical cyclone basins. western Pacific basin. typhoon. In late November , a convective system crossed the Malay Peninsula and developed into an intense tropical cyclone , reaching estimated peak winds of 165 km / h -LRB- 105 mph -RRB- on December 4 .. convective system. convection ( meteorology ). Malay Peninsula. Malay Peninsula. While at peak intensity , the cyclone moved ashore southern India near Karaikal , causing widespread damage estimated at US$ 216 million -LRB- 1993 USD -RRB- .. Karaikal. Karaikal. USD. United States dollar. The storm killed 70 people and displaced at least 68,000 people .. The final depression was the reformation of Typhoon Manny .. Typhoon Manny. 1993 Pacific typhoon season#Typhoon Manny .28Naning.29. It dissipated near southern India on December 20 , bringing heavy rainfall to the country .. TOC
not_related.