This file Contains the HOLU, CITE and LINK datasets.

HOLU is a graph regression task. The node label is the atomic number with range [1,35]. The node attributes are the position of the atom as a 3-dimensional real-valued vectors. The edge label is the bond type with range [0,3]. The graph label is a real number.

CITE is a node classification task. The node label is the scientific field with range [0,3]. The node attributes are binary encodings of key word occurrences with 1639 dimensions.

LINK is an edge classification task on a directed knowledge graph. The edge label is the type of relation with range [0,29].