Complex sentence: After Harry Chiti was traded to the 1962 New York Mets from the Cleveland Indians for a PTBNL and the teams could not agree on a final deal, the Mets traded him back to Cleveland for himself.
Split into simpler sentences: After Harry Chiti was traded to the 1962 New York Mets from the Cleveland Indians for a PTBNL. The teams could not agree on a final deal, so the Mets traded Chiti back to Cleveland for himself.