Database: scholar_minus_1_5
Question: keyphrases used by Luke S Zettlemoyer for each year
SQL: select distinct t1.keyphraseid , t1.year from paper_paperkeyphrase as t1 join writes as t2 on t1.paperid = t2.paperid join author as t3 on t2.authorid = t3.authorid where t3.authorname = 'luke s zettlemoyer' order by t1.year , t1.keyphraseid ;