Assertion: gold | /r/HasProperty | au
Facets:
Source sentences:
text: Gold (Au), chemical element, a dense lustrous yellow precious metal of Group 11 (Ib),
text: Gold (Au) melts at a temperature of 1,064° C (1,947° F).
text: This is where the gold (Au) comes from.
text: It is amazing to realize that the iron (Fe) and the gold (Au) and in fact all the elements heavier than helium (He) were once within a star !
text: Billions of years ago when OUR star (sun) formed, the cloud of gas and dust that condensed had tiny amounts of gold (Au) and other heavy elements from previous generations of extinct stars.