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_1721 ( "Player" text, "League" real, "Scottish Cup" real, "League Cup" real, "Challenge Cup" real, "Total" real )

### Question ###
Name the total number of league cup for mark roberts

### Accurate SQL ###

SELECT COUNT("League Cup") FROM table_1721 WHERE "Player" = 'Mark Roberts'