Before revision:  OGB datasets are large-scale  , encompass multiple important graph ML tasks  and cover a diverse range of domains, ranging from social and information networks to biological networks, molecular graphs,  and knowledge graphs.
After revision:  OGB datasets are large-scale (up to 100+ million nodes and 1+ billion edges) , encompass multiple important graph ML tasks and cover a diverse range of domains, ranging from social and information networks to biological networks, molecular graphs, and knowledge graphs.