Image on academic tree

[fnielsen]

Is your feature request related to a problem? Please describe.
More informative academic tree

Describe the solution you'd like

#defaultView:Graph
PREFIX target: <http://www.wikidata.org/entity/Q20980928>


SELECT DISTINCT ?student ?studentLabel ?image ?supervisor ?supervisorLabel 
WITH {
  SELECT DISTINCT
    ?student
  WHERE {
    { target: (wdt:P184 | ^wdt:P185)* ?student }
    UNION
    { ?student (wdt:P184 | ^wdt:P185)* target: }
  }
} AS %students
WITH {
  SELECT DISTINCT
    ?student
  WHERE {
    { target: (wdt:P184 | ^wdt:P185)* ?supervisor }
    UNION
    { ?supervisor (wdt:P184 | ^wdt:P185)* target: }
  }
} AS %supervisors
WHERE {
  INCLUDE %students
  INCLUDE %supervisors
  ?student (wdt:P184 | ^wdt:P185) ?supervisor
  OPTIONAL { ?student wdt:P18 ?image . }
  
  SERVICE wikibase:label { bd:serviceParam wikibase:language "en,da,sv,jp,zh,ru,fr,de" .  } 
}

Describe alternatives you've considered

Additional context
The suggested SPARQL removes the GAS query.