Complex sentence: Yangel' is a small lunar impact crater that is located in the irregular terrain to the north of the Mare Vaporum, its diameter is about 8 km. It is a relatively solitary crater formation, and the nearest larger craters lie more than 100 kilometers distant.
Split into simpler sentences: Yangel' is a small lunar impact crater that is located in the irregular terrain to the north of the Mare Vaporum. Its diameter is about 8 km. It is a relatively solitary crater formation, and the nearest larger craters lie more than 100 kilometers distant.