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During his spell at San Mamés Stadium he appeared in 217 official games and scored 21 goals , winning eight major titles , including four national championships ; during the Spanish Civil War he played solely for the Euskadi XI .
 Euskadi XI
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Euskadi XI