Question: What type of military force does Grivpanvar and Cataphract have in common?
Sentence (from "Grivpanvar"): Historical evidence suggests that the heavily armoured Parthian grivpanvar were at least partially influenced by the military of the Central Asian steppes, who in turn had inherited their armoured cavalry traditions from the Massagetae and the late Achaemenid Persians.
Relevant evidence: No