Question: What is aircraft in fleet for item operator of tank ?
Paraphrase: What is aircraft in armada for thing administrator of tank ?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q12876 wdt:P137 ?X . ?X wdt:P121 ?answer}
Answer: ZSU-23-4 Shilka, 9K32 Strela-2, T-34, T-62, 9K11 Malyutka, T-54/55, multiple rocket launcher, 3M6 Shmel, PT-76, towed artillery piece, BMP, anti-aircraft gun, BTR, 120 mm mortar, S-75 Dvina, Sako TRG, B-11, T-34, Heckler & Koch G36, ARX 160, H&K USP, Beretta 92, G3, Humvee, BRDM-1, SU-100, AKM, H&K UMP, M113, Type 59, BA-64, SU-76, Mercedes-Benz G-Class, Steyr HS .50, Heckler & Koch HK416, Barrett M99, MP7, Type 56, anti-tank gun, Mine-Resistant Ambush Protected vehicle, Land Rover Wolf, Nexter Aravis, Iveco VM 90, towed artillery piece, anti-aircraft gun, T-54, BTR, 120 mm mortar