How many {fastest lap} are to/by {Lewis Hamilton} ?
What number of fastest lap times does Lewis Hamilton have?
How many fastest lap times are held by Lewis Hamilton?
SELECT ( COUNT ( ?s ) AS ?i ) { ?s property:fastest_lap resource:Lewis_Hamilton }
SELECT (COUNT(?sub) AS ?subs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sub .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P5053> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q9673 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P5053 wd:Q9673 }
53