gistfile1.txt

{{#vardefine:coord|{{#geocode:{{{address|Largo Gerolamo Gaslini, 5}}},{{{City|Genova}}},{{{country|Italy}}}|google}}
}}

{{#set: Has coordinate = {{#var:coord}} }}

<div style="float: right; width:45%">
{{#ask:
  [[Category: Laboratory]]
  |?Has coordinate 
  | format = map
  | center = {{#var:coord}}
  | zoom = 14
  | limit = 10
}}
</div>