Assertion: neutron | /r/HasAspect | one up quark
Facets:
Source sentences:
text: A proton is composed of two up quarks and one down quark, while the neutron has one up quark and two down quarks.
text: A proton is composed of two up quarks and one down quark, while the neutron has one up quark and two down quarks.
text: A proton is composed of two up quarks and one down quark, while the neutron has one up quark and two down quarks.
text: A proton is composed of two up quarks and one down quark, while the neutron has one up quark and two down quarks.