Input (grade 11): The typhoon continued to intensify further, and early on October 12 Reconnaissance Aircraft recorded a worldwide record-low pressure of 870 mbar (hPa, 25.69 inHg) with winds of 305 km\/h (190 mph), located about 840 km (520 mi) west-northwest of Guam.
Output (grade 10): The typhoon continued to gain strength, and early on October 12, Reconnaissance Aircraft recorded a worldwide record-low pressure of 870 mbar (hPa, 25.69 inHg). The typhoon had winds of 305 km\/h (190 mph) while located about 840 km (520 mi) west-northwest of Guam.