Input question: On 7th July 2011, the world's first artificial organ transplant was achieved, using which artificial part of the body coated with stem cells?

Output answer: windpipe

Input question: "How many countries does the river ""Danube pass through?"

Output answer: seven

Input question: Who were the last football team other than Manchester United, Arsenal and Chelsea to win the top league in England?

Output answer: blackburn rovers

Input question: Which 1980s pop group was led by Boy George?

Output answer:
culture club