Which word has the most appearances in the Wikipedia page with the title of "Agricultura"? Give the word ID.
Agricultura refers to title = 'Agricultura'; the most appearances is MAX(pages_words_sampling.occurrences)
SELECT T2.wid FROM pages AS T1 INNER JOIN pages_words AS T2 ON T1.pid = T2.pid WHERE T1.title = 'Agricultura' ORDER BY T2.occurrences DESC LIMIT 1