Assertion: typhoon's wind | /r/CapableOf | exceed 50 knots
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Source sentences:
text: Kadena Air Force Base, on Okinawa, measured 425 millimetres (16.7 in) of rainfall from this cyclone, and two periods of winds exceeding 50 knots (93 km/h) on August 18, and then again late August 19 and early August 20.
text: Early the next day, US military installations on Okinawa raised their Tropical Cyclone Condition of Readiness (TCCOR) from level 4 to level 3 which meant that winds exceeding 50 knots (93 km/h, 57 mph) were expected to affect Okinawa within 48 hours.