Assertion: proton | /r/HasProperty | p
Facets:
Source sentences:
text: The A proton (p) is composed of two up quarks (u) and one down quark (d): uud.
text: There are forces between proton and proton (P-P), neutron (N-N) and even between proton and neutron (P-N).
text: The name isotone was derived from the name isotope to emphasize that in the first group of nuclides it is the number of neutrons (n) that is constant, whereas in the second the number of protons (p).
text: The A proton (p) is composed of two up quarks (u) and one down quark (d): uud.