{{- $twitterSummary := .Site.Params.opengraph.twitter -}}
{{- $title := partialCached "data/title" . .RelPermalink -}}
{{- $description := partialCached "data/description" . .RelPermalink -}}
{{- with $twitterSummary.site -}}
{{- end -}}
{{- if .Site.Params.opengraph.image -}}
{{- $image := partialCached "data/image" . .RelPermalink -}}
{{- end -}}