An Unflattened Identity and Change Knowledge Graph

steam power technology

concept · 3 mentions

Power source driving machinery in some coffee preparation establishments.

Other senses of “steam power”

Defining properties

used for roasting
change from wind- and water-driven to steam power mill

Perspectives

Claims grouped by the voice that makes them.

George M. Rolph (author)

mill change from wind- and water-driven to steam power steam power from 1816 to 1845
assertspositivesource: sugar-pg73616
from wind- and water-driven mills to steam power
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage: 'From 1816 to 1845 a change was gradually made from the clumsy apparatus just described to three-roller vertical mills, and from wind- and water-driven mills to steam power.' The subject, predicate, time period, and direct quote all match the passage without requiring outside knowledge or over-generalization.
- qualifier_fidelity 0.85 pass — The claim is largely faithful to the passage. The quote is verbatim and the time period (1816-1845) matches exactly. The viewpoint (author), stance (asserts), and context (empty) are all appropriate. However, the sentiment qualifier marked as "positive" is questionable. The passage presents this change in a neutral, factual manner as part of industrial evolution, describing it as "increasing the extraction" but without positive connotation or endorsement. The sentiment should be "neutral" rather than "positive" to faithfully reflect the passage's tone. Deduct 0.15 for this sentiment qualifier being unfaithful.

William H. Ukers (author)

Steam power used for roasting
assertsneutralsource: coffee-pg28500
Steam power for roasting
judge verdicts (2)
- groundedness 1.00 pass — The claim is directly stated in the passage. The index entry 'Steam power for roasting, 631, 635' explicitly confirms that steam power was used for roasting, exactly matching the subject-predicate-object structure of the claim.
- qualifier_fidelity 1.00 pass — All qualifiers are faithful to the passage. The quote 'Steam power for roasting' appears verbatim on page 631, 635. The viewpoint is correctly attributed to the author (as an index entry), stance is appropriately neutral assertion, sentiment is neutral, time qualifiers are correctly null (passage provides no temporal information), and context is empty as the passage provides no specific contextual restriction. The claim accurately represents the passage content.

Change over time

from 1816 to 1845

change from wind- and water-driven to steam power mill