41156
Ecological cement is a cementitious material that meets or exceeds the functional performance capabilities of ordinary Portland cement by incorporating and optimizing recycled materials , thereby reducing consumption of natural raw materials , water , and energy , resulting in a more sustainable construction material .
 location: Portland
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Portland 
Answer:
 location: Portland