Roller coaster
By height
Table:
Name
Park
Manufacturer
Status
Opened
Height

Top Thrill Dragster
Cedar Point
Intamin
Operating
May 4, 2003
420 feet (130 m)

Kingda Ka
Six Flags Great Adventure
Intamin
Operating
May 21, 2005
456 feet (139 m)

Given the table that covers 'Roller coaster' — "By height" section, create one factual sentence about the highlighted cells, without adding extra data and return it as JSON: {"answer": "YOUR ANSWER"}.