Possible Clues:

• Another royal pulled down, one in Africa
• Queen's champion upset artificial intelligence
• British monarch with the second longest reign
• Winner, independent taking a state
• Saxon prince's most precious slivovic Tori Amos guzzled?
• Where one might alight from train carriage
• Island's capital railway terminus!
• Queen; station
• Number one single, Abba's last, an alternative to Waterloo?
• London Underground line with a terminus at Brixton