(S (S (PP (IN In) (BASENP (DT the) (NN end))) (COMMA ,) (S (S (BASENP (NNP Issawi)) (VP (VBD agreed) (S (VP (TO to) (VP (VP (VP (VB stay) (PP (IN in) (BASENP (DT the) (JJ Israeli) (NN prison)))) (PP (IN for) (BASENP (DT an) (JJ additional) (NN eight) (NNS months)))) (S (VP (TO to) (VP (VB serve) (NP (BASENP (DT the) (JJ administrative) (NN arrest)) (SBAR (S (BASENP (PRP he)) (VP (VBD was) (PP (IN under)))))))))))))) (CC and) (S (PP (IN in) (BASENP (NN exchange))) (S (BASENP (PRP he)) (VP (VBD stopped) (BASENP (PRPD his) (NN hunger) (NN strike))))))) (PERIOD .))