31569
The Byzantines also built a defensive line in the territory against the Lombards , but c. 727 , under King Liutprand , the Lombards overran the Castrum Persiceta .
 King Liutprand
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 King Liutprand