When gniazdo is polish what is proto-slavic?
CREATE TABLE table_26757_4 (proto_slavic VARCHAR, polish VARCHAR)
SELECT proto_slavic FROM table_26757_4 WHERE polish = "gniazdo"
### Context: CREATE TABLE table_26757_4 (proto_slavic VARCHAR, polish VARCHAR) ### Question: When gniazdo is polish what is proto-slavic? ### Answer: SELECT proto_slavic FROM table_26757_4 WHERE polish = "gniazdo"