get_claim = (d, claim, wiki) => {
if (d.id === undefined) {
return aq.table({article: [""], qvalue: [""]} )
}
else if (d.claims[claim] === undefined) {
return aq.table({article: [""], qvalue: [""]} )
}
else {
return aq.table({article: Array(d.claims[claim].length).fill(d.sitelinks[wiki]), qvalue: d.claims[claim] } )
}
}