original: cave himself often contributed pieces to the magazine under the pen name of sylvanus urban .
simplifications: cave often contributed pieces to the magazine under the pen name of sylnaus urban . cave himself often contributed pieces to the magazine under the fake name name of sylvanus urban . dave often contributed to the magazine under the pen name sylvanus urban . cave himself often wrote pieces for the magazine under the pen name of sylvanus urban . cave himself often added pieces to the magazine under the pen name of sylvanus urban . cave himself often contributed pieces to the magazine under the pen name of sylvanus urban . cave wrote in magazines under the pen name of sylvanus urban . cave himself often wrote articles for the magazine using the name sylvanus urban .