Mei Li:
In what year were British Coal Mines nationalised??
Shuai Zheng:
1947
Mei Li:
Who lived in the top left-hand corner of Wales??
Shuai Zheng:
ivor engine
Mei Li:
"Sheep, which are aged by their teeth, are referred to by the number of permanent incisors that have erupted. About how old is a ""six-tooth""?"?
Shuai Zheng:
2 to 3 years