How many {connecting service} are to/by {InterCityExpress} ?
Which is the number of the connection services that InterCityExpress has?
Does InterCityExpress have how many connection services?
SELECT ( COUNT ( ?n ) AS ?x ) { ?n property:connecting_service resource:InterCityExpress }
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/P1192> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q129172 .
} 

SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P1192 wd:Q129172 }
159