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 station ( station_id VARCHAR )
TABLE: CREATE TABLE train_station ( station_id VARCHAR )
TABLE: CREATE TABLE train ( name VARCHAR, train_id VARCHAR )

### Question ###
Find the names of the trains that do not pass any station located in London.

### Accurate SQL ###

SELECT T2.name FROM train_station AS T1 JOIN train AS T2 ON T1.train_id = T2.train_id WHERE NOT T1.station_id IN (SELECT T4.station_id FROM train_station AS T3 JOIN station AS T4 ON T3.station_id = T4.station_id WHERE t4.location = "London")