Complex sentence: A skaven is described as crossbreed of a rat and a man-in that they are in appearance large bipedal rats with intelligence sufficient to use weapons, make tools, converse in a developed language and develop advanced weaponry.
Split into simpler sentences: A Skaven is described as crossbreed of a rat and a man. They have the appearance of large bipedal rats with sufficient intelligence, make tools, converse in a developed language and develop and use advanced weaponry.