query: #title: Model year ±1 ≥ year of first commercialization of car model
  # Complex constraint from [[Property talk:P5444]]
  # correct [[Property:P5204|date of commercialization&#32;<small dir="ltr">(P5204)</small>]] on item for car model or define exception(s)
  SELECT ?item ?my ?model ?commdate
  {
  	?item wdt:P5444 / wdt:P585 ?mydate .
  	BIND(YEAR(?mydate) as ?my) 
  	?item wdt:P279 ?model .
  	?model wdt:P31 wd:Q3231690 .
  	?model wdt:P5204 ?commdate .
  	FILTER(YEAR(?commdate)-1 >= ?my) 
  }
  LIMIT 200