Question: "Caravan" is a song that was a concert highlight and was included on an an album that performances that were recorded in concerts from when?
{'answer': 'May to July 1973', 'supporting_facts': [['Caravan (Van Morrison song)', 0], ['Caravan (Van Morrison song)', 1], ["It's Too Late to Stop Now", 0], ["It's Too Late to Stop Now", 1]]}