premise: Tillya tepe, Tillia tepe or Tillā tapa (Persian: طلا تپه‎ ‎ ) or (literally "Golden Hill" or "Golden Mound") is an archaeological site in the northern Afghanistan province of Jowzjan near Sheberghan, excavated in 1978 by a Soviet-Afghan team led by the Greek-Russian archaeologist Viktor Sarianidi, a year before the Soviet invasion of Afghanistan. The hoard is often known as the Bactrian gold.
hypothesis: Viktor Sarianidi had previous experience with excavations. 
reason: The context statement doesn't specify whether Viktor Sarianidi was experienced in excavations or not. 