How many exhibitions have a attendance more than 100 or have a ticket price below 10?
return exhibitions ;return attendance of  #1 ;return #1 where  #2 is  higher than 100 ;return ticket prices of  #1 ;return #1 where  #4 is  lower than 10 ;return #3 or  #5 ;return number of #6
['select', 'project', 'comparative', 'project', 'comparative', 'union', 'aggregate']