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_53770 ( "Group name" text, "English abbr." text, "French abbr." text, "Formal European Parliament name" text, "From" text )

### Question ###
On the date of 20 July 1999 what is the English abbr.?

### Accurate SQL ###

SELECT "English abbr." FROM table_53770 WHERE "From" = '20 july 1999'