user: Question: What Thai has a ~Gregorian of April–May?
Columns: ['Sanskrit', 'Pali', 'Burmese', 'Khmer', 'Sinhala', 'Thai', '# of days', '~Gregorian']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Caitra', 'Citta', 'Tagu ( တန်ခူး )', 'ចេត្រ', 'Bak', 'Deuan Ha (เดือน ๕)', '29', 'March–April']
SQL:

assistant: SELECT "Thai" FROM "Table" WHERE "~Gregorian" = 'April–May';