Assertion: scientist | /r/HasProperty | experimentalist
Facets:
Source sentences:
text: Scientists include experimentalists who mainly perform experiments to test hypotheses, and theoreticians who mainly develop models to explain existing data and predict new results.
text: Scientists include theoreticians who mainly develop new models to explain existing data and predict new results, and experimentalists who mainly test models by making measurements - though in practice the division between these activities is not clear-cut, and many scientists perform both tasks