user: Question: what is the date when the nationality is United Kingdom, the type is Freighter and the displacement is 5,145 t?
Columns: ['Name', 'Type', 'Nationality', 'Date', 'Displacement']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Scientist', 'Freighter', 'United Kingdom', '3 May 1940', '6,200 t']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Nationality" = 'United Kingdom' AND "Type" = 'Freighter' AND "Displacement" = '5,145 t';