Sentence:  Twenty-one year old Milt Pappas and Jerry Walker , 22 , are scheduled to share the Oriole mound <WSD>chores</WSD> against the Bombers ' Art Ditmar in Sunday 's 2 P.M. encounter . 
Meaning of the word marked with <WSD> tags:  a specific piece of work required to be done as a duty or for a specific fee