Survey whether benches have backrests
Survey if vacant places are still vacant
Specify whether crosswalks have tactile paving
Specify whether steps have handrails
Specify street/place names to addresses
Created a waste_basket; Deleted a bench
Created 6 benches, 2 street_lamps, and a waste_basket
Determine the heights of kerbs at crossings
Specify whether crosswalks have tactile paving
Specify whether pedestrian crossings have markings
Specify whether pedestrian crossings have islands
Created 8 street_lamps and 6 benches
Created 2 benches and 2 street_lamps
Specify whether pedestrian crossings have traffic signals