text: This morning, a diner seller who resides at alley 287 Nguyen Dinh Chieu Street in District 3 had test results suspecting Covid - 19, the source of which is unknown?
classes:  No, a diner seller who lives in alley 287 Nguyen Dinh Chieu Street in District 3 tested positive for Covid - 19 and had an unknown F0 prior to that.  Also, a diner seller who lives in alley 287 Nguyen Dinh Chieu Street in District 3 tested positive for Covid - 19 and had an unknown F0 prior to that.  Yes, a diner seller who lives in alley 287 Nguyen Dinh Chieu Street in District 3 tested positive for Covid - 19 and had an unknown F0 prior to that.