About: canadian tar sand

Premodifier: canadian tar
Head noun: sand

Same concepts

Broader concepts

label	provenance	confidence
source of oil	isap:312265031	0.643135
unconventional source	isap:312265027	0.523176
oil	isap:129304864	0.503527
production	isap:190632232	0.333933

Narrower concepts

label	provenance	confidence