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_47280 ( "Date" text, "Round" text, "Opponents" text, "H / A" text, "Result F \u2013 A" text, "Scorers" text, "Attendance" real )

### Question ###
What is the H/A in the semi-final round where oldham athletic were the opponents?

### Accurate SQL ###

SELECT "H / A" FROM table_47280 WHERE "Opponents" = 'oldham athletic' AND "Round" = 'semi-final'