Question: On the date of 20 July 1999 what is the English abbr.?
SQL: SELECT "English abbr." FROM "2-1142023-6" WHERE "From" = '20 July 1999';

Question: What is the date for the Group Union for Europe?
SQL: SELECT "From" FROM "2-1142023-6" WHERE "Group name" = 'Group Union for Europe';

Question: What is the group name on the date of 20 July 1999?
SQL: SELECT "Group name" FROM "2-1142023-6" WHERE "From" = '20 July 1999';

Question: For the group name European Progressive Democrats what is the French abbr?
SQL: SELECT "French abbr." FROM "2-1142023-6" WHERE "Group name" = 'European Progressive Democrats';