Question: What voiceless alveolar consonant has the highest IPA number order ?
Paraphrase: Which voiceless alveolar sibilant has the highest International Phonetic Alphabet number order?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q49749 . ?ent wdt:P3917 ?obj . ?ent wdt:P31 wd:Q19773264 } ORDER BY DESC(?obj)LIMIT 5 
Answer: voiceless alveolar sibilant affricate