Problem: Context: Typhoon Chanchu, packing winds up to 170 kph (106 mph) and the strongest typhoon on record to enter the South China Sea in May, made landfall between the cities of Shantou and Xiamen and was advancing northeast, the Hong Kong Observatory said.
A typhoon batters the Philippines.
A: no

Problem: Context: Saudi Arabia was boosting its production.
Saudi Arabia was boosting its own production.
A: yes

Problem: Context: Iran will soon release eight British servicemen detained along with three vessels
British servicemen detained
A: yes

Problem: Context: On February 1, 1990, during a spacewalk, Alexander Serebrov dons an experimental flying armchair that had been delivered to Mir with Kvant 2. Unlike U.S. astronauts, who flew untethered flights with a similar device, the Soviet cosmonaut remains attached to the station with a safety tether, since there is no space shuttle to pick him up in case of an emergency.
US shuttle Atlantis docks with the Mir space station.
A:
no