{{- $comment := "" -}}
{{- if eq .from .to -}}
{{- $comment = i18n "lineX" .to -}}
{{- else if eq .from 0 -}}
{{- $comment = i18n "aroundLineX" .to -}}
{{- else -}}
{{- $comment = i18n "linesXThroughY" . -}}
{{- end -}}
{{- return $comment -}}