Complex sentence: In Mongolia it is called "bankhar", meaning "guard dog", but there is another type of mastiff in Mongolia called the'Mongolian Mastiff' (Mongol Bankhar), which is bigger than the Tibetan Mastiff and has a darker color.
Split into simpler sentences: In Mongolia it is called "bankhar", meaning "guard dog". But there is another type of Mastiff in Mongolia, called Mongolian Mastiff (Mongol Bankhar) which is bigger than Tibetan Mastiff and have darker color.