. . . . . . . . "The tested quality issues are somehow unbalanced: while the incorrect object extraction or the incorrect links can be related to the entities' \"meaning\", the incorrect datatypes or language tags are more \"structural\" mistakes; as a consequence, it is not surprising that the latter is the case in which the paid workers performed worst." . "4"^^ . . . . "2019-11-26T09:05:11+01:00"^^ . .