original: The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party.
simplifications: The Republican Party is one of the two major contemporary political parties in the United States.  The Democratic Party is the other. The Republican Party is one of the two major parties in the United States. The other one is the Democratic Party. The Republican Party is one of the two major modern political parties in the United States. The other is the Democratic Party. The Republican Party is one of the two major current political parties in the United States. The Democratic Party is the other. The Republican Party is one of two major political parties in the United States. The Republican Party is one of the two main political parties in the United States, along with the Democratic Party. The Republican Party is one of the two major political parties in the United States. The other is the Democratic Party. The Republican and Democratic Parties are the two main political parties in the US. The Republican Party is one of the two major contemporary political parties in the United States. The other major party is the Democratic Party. The Republican Party, along with the Democratic Party, is one of two major modern political parties in the United States.