How many trains are there for the route via trivandrum, ernakulam, newdelhi?
CREATE TABLE table_29770377_1 (train_number VARCHAR, route_via VARCHAR)
SELECT COUNT(train_number) FROM table_29770377_1 WHERE route_via = "Trivandrum, Ernakulam, NewDelhi"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_29770377_1 (train_number VARCHAR, route_via VARCHAR) Question: How many trains are there for the route via trivandrum, ernakulam, newdelhi? [/INST] SELECT COUNT(train_number) FROM table_29770377_1 WHERE route_via = "Trivandrum, Ernakulam, NewDelhi" </s>