Mei Li:
Which weapon of warfare was invented by Robert Whitehead in 1866?
Shuai Zheng:
torpedo
Mei Li:
An important Biafran army base in the 1967-70 conflict then known as the Biafran War, in which African country is Lake Oguta??
Shuai Zheng:
nigeria
Mei Li:
In which county is the town and fishing port of Padstow??
Shuai Zheng:
cornwall