How many {target} are to/by {police officer} ?
How many targets do police officers have?
SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P533 wd:Q384593 }
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/P533> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q384593 .
} 

When conducting target practice, how many targets do police officers have to aim at?