puts the sting back into the con 
(ROOT (S (VP (VBZ puts) (NP (DT the) (NN sting)) (ADVP (RB back) (PP (IN into) (NP (DT the) (NN con)))))))
(ROOT (S (VP (VBZ ) (NP (DT ) (NN )) (ADVP (RB ) (PP (IN ) (NP (DT ) (NN )))))))