Question: The Gell-Mann–Nishijima formula was proposed by an American physicist who received a Nobel Prize in what year?
Sentence (from "Gell-Mann–Nishijima formula"): The modern version of the formula relates all flavour quantum numbers (isospin up and down, strangeness, charm, bottomness, and topness) with the baryon number and the electric charge.
Relevant evidence: No