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_27743641_2 (lmp2_winning_driver VARCHAR, lmp1_winning_team VARCHAR)

### Question ###
Who was the LMP2 winner when the LMP1 winning team was No. 20 Oryx Dyson Racing?

### Accurate SQL ###

SELECT lmp2_winning_driver FROM table_27743641_2 WHERE lmp1_winning_team = "No. 20 Oryx Dyson Racing"