These statements , however , failed to convince anyone , least of all the Turkish government , which on Easter Day in 1821 had the Patriarch Gregory V hanged from the main gate of the patriarchal residence as a public example by order of the Sultan ; this was followed by a massacre of the Greek population of Constantinople .
DET NOUN , ADV , VERB PART VERB PRON , ADJ ADP DET DET ADJ NOUN , DET ADP PROPN PROPN ADP NUM VERB DET PROPN PROPN PROPN VERB ADP DET ADJ NOUN ADP DET ADJ NOUN ADP DET ADJ NOUN ADP NOUN ADP DET PROPN ; DET AUX VERB ADP DET NOUN ADP DET ADJ NOUN ADP PROPN .