user: Question: Tell me the number range for 4Vip
Columns: ['Class', 'Type', 'No. Converted', 'Year Converted', 'No. range', 'Operator', 'Withdrawn']
Types: ['text', 'text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Class 423/1', '4Vep', 191.0, '1988-95', '3401-3591', 'SET', '10/2005']
SQL:

assistant: SELECT "No. range" FROM "Table" WHERE "Type" = '4Vip';