Assertion: proton's quark | /r/HasProperty | combined with up
Facets:
value: to form a baryon
type: PURPOSE
Source sentences:
text: For example, a strange quark can be combined with an up and a down quark to form a baryon, but there are two different ways the isospin values can combine – either adding (due to being flavour-aligned) or cancelling out (due to being in opposite flavour-directions).