Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_12095519_1 ( train_name VARCHAR, train_no VARCHAR )

### Question ###
What's the name of train number 15647/48?

### Accurate SQL ###

SELECT train_name FROM table_12095519_1 WHERE train_no = "15647/48"