How many route/via's are there for the ernad express?
CREATE TABLE table_29770377_1 (route_via VARCHAR, train_name VARCHAR)
SELECT COUNT(route_via) FROM table_29770377_1 WHERE train_name = "Ernad Express"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_29770377_1 (route_via VARCHAR, train_name VARCHAR) Question: How many route/via's are there for the ernad express? [/INST] SELECT COUNT(route_via) FROM table_29770377_1 WHERE train_name = "Ernad Express" </s>