change log for P0001909 (close)

datetimeuserobjecttablefieldtypeoldnew
2021-06-0320:23:34Marcin Banaszek 2nd International Team Match 1967-1970 refsrc date  update1970  1967-1970 
2021-06-0317:14:23Marcin Banaszek 2nd International Team Match 1970 refsrc sourceid  updateQ0002648 Q0000717 
2014-05-2020:09:03A.Buchanan unused refkey   remove  
2011-08-2321:46:53Frank Müller 700 FIDE Album 1968-1970 1977 refsrc date  update  1977