what is the {series ordinal} for {hydrazine} has {ionization energy} as {8.93} ?
If hydrazine's ionization energy is 8.93, what is the series ordinal?
What are the series ordinal for hydrazine whose ionization energy is 8.93?
SELECT ?b WHERE { ?l property:series_ordinal ?b . FILTER ( CONTAINS ( ?h , '8.93' ) ) . resource:hydrazine property:ionization_energy ?l . ?l property:ionization_energy ?h }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q58447> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2260> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <8.93> .
?statement <http://www.wikidata.org/entity/P1545> ?value. 
} 

SELECT ?value WHERE { wd:Q58447 p:P2260 ?s . ?s ps:P2260 ?x filter(contains(?x , '8.93')) . ?s pq:P1545 ?value}