{{ if .Get "caption"}}
<figure>
  <picture>
{{ end }}
<img
  src="{{ .Get "src" }}"
  alt="{{ .Get "alt" }}"
{{ if .Get "width"}}  width="{{ .Get "width" }}px"{{ end }}
{{ if .Get "caption"}}  title="{{ .Get "caption"}}"{{ end }}>
{{ if .Get "caption"}}
  </picture>
  <figcaption>{{ .Get "caption" }}</figcaption>
</figure>
{{ end }}