Assertion: proton's spin | /r/HasProperty | aligned parallel
Facets:
value: to the overall proton spin
type: OTHER
Source sentences:
text: The spins of the proton's two valence up quarks are aligned parallel to the overall proton spin, but the same is not true for the proton's valence down quark.
text: Their conclusions: the spins of the proton's two valence up quarks are aligned parallel to the overall proton spin, but the same is not true for the proton's valence down quark (see image at http://www.aip.org/mgr/png/2003/207.htm).