Context: CREATE TABLE CLASS (PROF_NUM VARCHAR); CREATE TABLE employee (EMP_FNAME VARCHAR, EMP_DOB VARCHAR, EMP_NUM VARCHAR)
Question: What are the first names and date of birth of professors teaching course ACCT-211?
Answer: SELECT DISTINCT T1.EMP_FNAME, T1.EMP_DOB FROM employee AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE CRS_CODE = "ACCT-211"