Assertion: chigi vase | /r/HasProperty | polychromatic work
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Source sentences:
text: The Chigi vase itself is a polychromatic work decorated in four friezes of mythological and genre scenes and four bands of ornamentation; amongst these tableaux is the earliest representation of the hoplite phalanx formation – the sole pictorial evidence of its use in the mid- to late-7th century, and terminus post quem of the "hoplite reform" that altered military tactics.