datingSpan on entities; getDatingSpan(): uncaught edge case
error message (in gql playground): "Cannot read property 'split' of undefined" how to recreate: search for "kopf" or "kopf*" and ask for datingSpan on entities.
error message (in gql playground): "Cannot read property 'split' of undefined" how to recreate: search for "kopf" or "kopf*" and ask for datingSpan on entities.