user: Question: Can you tell me the lowest Chapter that has the Pinyin of dehua, and the Articles smaller than 16?
Columns: ['Chapter', 'Chinese', 'Pinyin', 'English Translation', 'Articles']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, '道化', 'Daohua', 'Way Transformations', 24.0]
SQL:

assistant: SELECT MIN("Chapter") FROM "Table" WHERE "Pinyin" = 'dehua' AND "Articles" < 16.0;