Complex sentence: The second longest river in China is the Huanghe (Yellow River), which also rises in Tibet and travels circuitously for 5,464 kilometers through North China before reaching the Bo Hai Gulf on the north coast of Shandong Province.
Split into simpler sentences: The second longest river in China is the Huanghe (Yellow River). This river also rises in Tibet then travels circuitously for 5,464 kilometers through North China before reaching the Bo Hai Gulf on the north coast of Shandong Province.