Is the overall sentiment in the input text positive?

Text: Head of #Ukraine's National Bank, accuses populists (#Saakashvili, #Tymoshenko) of undermining "fragile stability"https://t.co/cXZGSyahtB
Head of #Ukraine's National Bank, accuses populists (#Saakashvili, #Tymoshenko) of undermining "fragile stability"https://t.co/cXZGSyahtB