Write SQL query to solve given problem: What is the class label of paper ID 'chakrabarti01integrating'. How many words were cited by this paper ID?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT DISTINCT T1.class_label, COUNT(T2.word_cited_id) FROM paper AS T1 INNER JOIN content AS T2 ON T1.paper_id = T2.paper_id WHERE T1.paper_id = 'chakrabarti01integrating' GROUP BY T1.class_label