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_64234 ( "Debut year" real, "Player" text, "Games" real, "Goals" real, "Years at club" text )

### Question ###
How many debut years have Years at club of 1950 1951, and Games larger than 14?

### Accurate SQL ###

SELECT SUM("Debut year") FROM table_64234 WHERE "Years at club" = '1950–1951' AND "Games" > '14'