Hey, Kells!"They were at the stable and Fenner lifted a hand, palm out, in greeting to the liveryman.
Fenner greeted the liveryman when they were at the stable.
mnli hypothesis: Fenner greeted the liveryman when they were at the stable. premise: Hey, Kells!"They were at the stable and Fenner lifted a hand, palm out, in greeting to the liveryman.