user: Question: Which Manhattan number appeared when Richmond (Staten Island) was 78%?
Columns: ['1973 Democratic run-off primary', 'Manhattan', 'The Bronx', 'Brooklyn', 'Queens', 'Richmond [Staten Is.]', 'Total']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['Abraham Beame', '77,928', '97,415', '201,866', '153,415', '17,999', 548623.0]
SQL:

assistant: SELECT "Manhattan" FROM "Table" WHERE "Richmond [Staten Is.]" = '78%';