Sentence:  The `` push '' exercise of this Push-Pull Super-Set is the Bench Press done with <WSD>elbows</WSD> well pulled back and with a greater downward stretch of the pectorals not possible with the barbell variation . 
Meaning of the word marked with <WSD> tags:  hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped