Question: What was the status of Joon-hyung Park 박준형?
SQL: SELECT "Status" FROM "2-12586867-18" WHERE "Name" = 'Joon-hyung Park 박준형';

Question: Who had a Ballet style with Original Cast?
SQL: SELECT "Name" FROM "2-12586867-18" WHERE "Style" = 'Ballet' AND "Status" = 'Original Cast';

Question: When was the first performance with a Replacement Cast?
SQL: SELECT "First Performance" FROM "2-12586867-18" WHERE "Status" = 'Replacement Cast';