When the age of the rocks was determined to be 214 million years, the Canadian scientists were intrigued.
(the age of the rocks; was determined; ) (the age of the rocks; to be; 214 million years) (the Canadian scientists; were intrigued; T:When the age of the rocks was determined to be 214 million years)
the age of the rocks the age of the rocks the Canadian scientists
was determined to be were intrigued
214 million years
T:When the age of the rocks was determined to be 214 million years