Upon gaining independence , Armenia signed the European Energy Charter in December 1991 , the charter is now known as the Energy Charter Treaty which promotes integration of global energy markets .
SCONJ VERB NOUN , PROPN VERB DET PROPN PROPN PROPN ADP PROPN NUM , DET NOUN AUX ADV VERB ADP DET PROPN PROPN PROPN DET VERB NOUN ADP ADJ NOUN NOUN .