Assertion: cube's color | /r/AtLocation | block's chief facet
Facets:
Source sentences:
text: The chief color of a block is defined as the color that should be on the block's chief facet when the block "comes home" to its proper position in a solved cube.
text: There are nine chief facets on F, nine on B, two on L, and two on R. Theis defined as the color that should be on the block's chief facet when the block "comes home" to its proper position in a solved cube.