Assertion: mild steel's amount | /r/HasProperty | needed
Facets:
Source sentences:
text: It is often used when large amounts of steel are needed.
text: Mild steel is considered the most common form of steel as the cost is comparatively small, so is generally used when large amounts of steel are needed.
text: It is often used when large amounts of steel is needed, for example as structural steel .Mild
text: It is often used when large amounts of steel is needed, for example as structural steel.