Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_29770377_1 (route_via VARCHAR, train_name VARCHAR)
### Question:
How many route/via's are there for the ernad express?
### Answer:
SELECT COUNT(route_via) FROM table_29770377_1 WHERE train_name = "Ernad Express"