sentence: Even if we are a small village , we take care of the environment through the use of photovoltaic systems on the roofs of many buildings , such as the nursery school and other buildings that have this system to produce energy .
modified: Even if we are a country , we take care of the environment through the use of photovoltaic systems on roofs of many houses , such as the nursery school and other houses that have this systems to produce energy .
transformation: OTHER, DET, NOUN, NOUN, NOUN:NUM