user: Question: How many full professors work under hartmut kliemt with more than 0 lecturers?
Columns: ['Department', 'Head', 'Full professors', 'Honorary professors', 'Lecturers']
Types: ['text', 'text', 'real', 'real', 'real']
Sample row: ['Finance', 'Christina E. Bannier', 16.0, 1.0, 1.0]
SQL:

assistant: SELECT SUM("Full professors") FROM "Table" WHERE "Head" = 'hartmut kliemt' AND "Lecturers" > 0.0;