88343
Between about 1967 and 1978 , large amounts of older material stored in the BBC 's various video tape and film libraries were either destroyed , wiped , or suffered from poor storage which led to severe deterioration from broadcast quality .
 BBC
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 BBC