Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Historic Centre of Mexico City and Xochimilco' has mentioned 'Infrastructure' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| A major labor draft, the desagxc3xbce, compelled thousands of Indians over the colonial period to work on infrastructure to prevent flooding. | WIKI |
| During this time the city developed a modern infrastructure, such as roads, schools, transportation systems and communication systems. | WIKI |