385202
The company grew over the decades , being acquired first by the Banco de Bilbao in 1953 and then by Altos Hornos de Vizcaya 20 years later .
 Banco de Bilbao
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Banco de Bilbao