Table 1 The properties of the four KG benchmark data sets used within this study

Triples

29,226

916,421

74,567

5,700,371

Entities

8,285

333,863

23,644

1,498,566

Relations

47

105

24

100

Classes

4

2

2

11

Train entities

141

117

272

802

Test entities

37

29

68

198

Label predicates

affiliation

hasLithogenesis

isMutagenic

objectCategory

employs

hasLithogenesisDescription

material

carriedOutBy

hasTheme