What are the first names and birthdates of the professors in charge of ACCT-211?
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"
first names = EMP_FNAME; birthdates = EMP_DOB; professors in charge of ACCT-211 refers to a JOIN condition between employee and class tables on EMP_NUM = PROF_NUM filtered by CRS_CODE = 'ACCT-211';