Task: Named Entity Recognition
Input (English): Techtonic plates in the earths crust move. Movement creates fissures. Upheavals in the crust. Fissures allow lava to erupt into volcanoes at the surface. Volcanoes erupt, accumulating lava, forming mountains. Upheavals in the crust become their own mountains. 
Output (English): tectonic plates ,fissures ,upheavals in the crust ,lava ,volcanoes ,mountains ,their own mountains