user: Question: What is the height of the EMC Insurance Building in Des Moines?
Columns: ['Rank', 'Name', 'Stories', 'Height', 'Year Completed', 'Primary Purpose', 'City']
Types: ['real', 'text', 'real', 'text', 'text', 'text', 'text']
Sample row: [1.0, '801 Grand (previously The Principal Building)', 45.0, '630ft (192 m)', '1991', 'Office', 'Des Moines']
SQL:

assistant: SELECT "Height" FROM "Table" WHERE "City" = 'Des Moines' AND "Name" = 'EMC Insurance Building';