user: Question: Name the pronunciation for meaning b of border, frontier
Columns: ['Word', 'Pronunciation a', 'Meaning a', 'Pronunciation b', 'Meaning b']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['傳', '*dron', 'transmit', '*drons', '(n.) record']
SQL:

assistant: SELECT "Pronunciation b" FROM "Table" WHERE "Meaning b" = 'border, frontier';