(40)a. *Johnwa ainugono kenkyuutyuu, Marywa suwahirigono tyoosatyuu, ronbuno kaita.
John-TOP Ainu-GEN research-mid, Mary-TOP Swahili-GEN survey-mid, paper-ACC wrote.
John wrote a paper during his study of Ainu and Mary did so during her survey of Swahili.