300090
Nevertheless , the island was never conquered and despite occasional raids in the 8th century it remained securely in Byzantine hands ; Crete was too far from the Arab naval bases in the Levant for an effective expedition against it to be undertaken .
 Byzantine, Crete
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Byzantine, Crete