Sentence:  One day when he attended a war memorial ceremony in Westminster Abbey his view was obstructed by a stout man on his <WSD>left</WSD> , his attention turned to the irregular pattern of the rough slab flooring and someone , clasping him by the arm , whispered , `` I want a word with you , please '' . 
Meaning of the word marked with <WSD> tags:  location near or direction toward the left side; i.e. the side to the north when a person or object faces east