airport SPARQL query

gistfile1.txt

SELECT 
    ?airportName ?pageBanner ?logo ?icao ?iata ?faa ?website ?operator ?opening ?status ?elevation ?elevationUnitLabel ?image 
    ?runway ?runwayLabel ?lengthValue ?lengthUnitLabel ?widthValue ?widthUnitLabel ?materialLabel
WHERE {
    BIND(wd:Q8685 AS ?airport)  # JFK International Airport's Wikidata ID

    # Fetching general airport information
    OPTIONAL { ?airport wdt:P373 ?airportName. }
    OPTIONAL { ?airport wdt:P948 ?pageBanner. }
    OPTIONAL { ?airport wdt:P154 ?logo. }
    OPTIONAL { ?airport wdt:P239 ?icao. }
    OPTIONAL { ?airport wdt:P238 ?iata. }
    OPTIONAL { ?airport wdt:P240 ?faa. }
    OPTIONAL { ?airport wdt:P856 ?website. }
    OPTIONAL { ?airport wdt:P137 ?operator. }
    OPTIONAL { ?airport wdt:P571 ?opening. }
    OPTIONAL { ?airport wdt:P5817 ?status. }
    
    # the elevationUnitLabel has been retreived successfully
    OPTIONAL { 
        ?airport p:P2044 ?elevationStatement.
        ?elevationStatement psv:P2044 ?elevationValueNode.
        ?elevationValueNode wikibase:quantityAmount ?elevation.
        OPTIONAL {
            ?elevationValueNode wikibase:quantityUnit ?elevationUnit.
            ?elevationUnit rdfs:label ?elevationUnitLabel FILTER(LANG(?elevationUnitLabel) = "en")
        }
    }
    OPTIONAL { ?airport wdt:P18 ?image. }

    # Fetching runway specific information
    OPTIONAL {
        ?airport p:P529 ?runwayStatement.
        ?runwayStatement ps:P529 ?runway.

        # Accessing the runway label
        OPTIONAL {
            ?runway wdt:P1813 ?runwayLabel. 
        }

        # Accessing the length qualifier
        OPTIONAL {
            ?runwayStatement pq:P2043 ?lengthValue.
        }

        # Accessing the width qualifier
        OPTIONAL {
            ?runwayStatement pq:P2049 ?widthValue.
        }

        # Accessing the material qualifier
        OPTIONAL {
            ?runwayStatement pq:P186 ?material.
            OPTIONAL { ?material rdfs:label ?materialLabel FILTER(LANG(?materialLabel) = "en") }
        }
    }
}

Answer #2 with original unit converted into meters

SELECT
    ?airportName ?pageBanner ?logo ?icao ?iata ?faa ?website ?operator ?opening ?status ?elevation ?elevationUnitLabel ?image
    ?runway ?lengthValue ?lengthUnitLabel ?widthValue ?widthUnitLabel ?materialLabel
WHERE {
    BIND(wd:Q8685 AS ?airport)  # JFK International Airport's Wikidata ID
    # Fetching general airport information
    OPTIONAL { ?airport wdt:P373 ?airportName. }
    OPTIONAL { ?airport wdt:P948 ?pageBanner. }
    OPTIONAL { ?airport wdt:P154 ?logo. }
    OPTIONAL { ?airport wdt:P239 ?icao. }
    OPTIONAL { ?airport wdt:P238 ?iata. }
    OPTIONAL { ?airport wdt:P240 ?faa. }
    OPTIONAL { ?airport wdt:P856 ?website. }
    OPTIONAL { ?airport wdt:P137 ?operator. }
    OPTIONAL { ?airport wdt:P571 ?opening. }
    OPTIONAL { ?airport wdt:P5817 ?status. }
    OPTIONAL {
        ?airport p:P2044 ?elevationStatement.
        ?elevationStatement psn:P2044 ?elevationValueNode.
        ?elevationValueNode wikibase:quantityAmount ?elevation.
        OPTIONAL {
            ?elevationValueNode wikibase:quantityUnit ?elevationUnit.
            ?elevationUnit rdfs:label ?elevationUnitLabel FILTER(LANG(?elevationUnitLabel) = "en")
        }
    }
    OPTIONAL { ?airport wdt:P18 ?image. }
    # Fetching runway specific information
    OPTIONAL {
        ?airport p:P529 ?runwayStatement.
        ?runwayStatement ps:P529 ?runway.
        # Accessing the length qualifier
        OPTIONAL {
            ?runwayStatement pqn:P2043 ?lengthNode.
            ?lengthNode wikibase:quantityAmount ?lengthValue.
            ?lengthNode wikibase:quantityUnit ?lengthUnit.
        }
        # Accessing the width qualifier
        OPTIONAL {
            ?runwayStatement pqn:P2049 ?widthNode.
            ?widthNode wikibase:quantityAmount ?widthValue.
            ?widthNode wikibase:quantityUnit ?widthUnit.
        }
        # Accessing the material qualifier
        OPTIONAL {
            ?runwayStatement pq:P186 ?material.
            OPTIONAL { ?material rdfs:label ?materialLabel FILTER(LANG(?materialLabel) = "en") }
        }
    }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". } 
}