name a office holder whose predecessor is a . s . m . abdur rab and has son named saima wazed ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_predecessor dbr_A._S._M._Abdur_Rab sep_dot var_uri dbo_child dbr_Saima_Wazed sep_dot var_uri a dbo_OfficeHolder brack_close