claim: Annie Lenox has released six solo studio albums.
evidence: A one-party state , single-party state , one-party system , single-party system or one-party democracy is a type of state in which one political party has the right to form the government , usually based on the existing constitution .. political party. political party. All other parties are either outlawed or allowed to take only a limited and controlled participation in elections .. Sometimes the term de facto one-party state is used to describe a dominant-party system that , unlike the one-party state , allows -LRB- at least nominally -RRB- democratic multiparty elections , but the existing practices or balance of political power effectively prevent the opposition from winning the elections .. dominant-party system. dominant-party system