user: Question: What is the highest Lane used by a racer from Malta?
Columns: ['Heat', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [7.0, 4.0, 'Inge de Bruijn', 'Netherlands', '57.60']
SQL:

assistant: SELECT MAX("Lane") FROM "Table" WHERE "Nationality" = 'Malta';