Task: Named Entity Recognition
Input (English): A butterfly starts as an egg. The egg hatches. A larva emerges. The larva eats and grows. The larva sheds its skin. The larva enters a chrysalis. The pupa grows inside the chrysalis. The adult butterfly exits the chrysalis. The adult butterfly is now fully grown. The adult butterfly lays more eggs. 
Output (English): egg ; eggs ,larva ,pupa ,adult butterfly