user: Question: What date did the 90-94 year old have a tie of 1:25.91 at the LC pool?
Columns: ['Pool', 'Age Group', 'Time', 'Event', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['LC', '90-94', '1:25.91', '50m breaststroke', 'December 18, 2005']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Age Group" = '90-94' AND "Pool" = 'LC' AND "Time" = '1:25.91';