Mei Li:
Yperite, first used by the German army in September 1917, is better known as what type of gas??
Shuai Zheng:
mustard gas
Mei Li:
Swimming; running and cycling are the three disciplines of what sport??
Shuai Zheng:
triathlon
Mei Li:
What is the name of Oxford University's Cricket Ground ??
Shuai Zheng:
parks