$def with (ds, tags, meta, formats, papers, networks) $ds.id $ds.sid $ds.name $ds.shortdescription $ds.description $for net in networks: $net.id $net.sid $net.vertices $net.edges $net.description $for t in tags: $t.tag $for m in meta: $m.name $m.type $m.datatype $m.description ${ds.date[0:10]} $ds.licence $ds.licence_url $for p in papers: $p.citation $for f,fv in formats.items(): $f$fv.size