user: Question: Name the operator with berths more than 1 and depth of 12.5-15.5
Columns: ['Terminal', 'Operator', 'Depth (m)', 'Berths', 'Quay cranes']
Types: ['text', 'text', 'text', 'real', 'real']
Sample row: ['Terminal 1 (CT1)', 'MTL', '14', 1.0, 4.0]
SQL:

assistant: SELECT "Operator" FROM "Table" WHERE "Berths" > 1.0 AND "Depth (m)" = '12.5-15.5';