Only if one sphere, which partly or wholly contains another, is itself contained in a third sphere, do these together exemplify the syllogism in the first figure, i.e., that combination of judgments, by means of which it is known that a concept which is partly or wholly contained in another concept, is also contained in a third concept, which again contains the first:
Esfera batek, beste bat osoki edo parte batean bere baitan hartzen badu bakarrik, hirugarren batek osoki edo parte batean bere baitan hartzen badu, orduan aurkezten dute elkarrekin silogismoa lehen figuran, h. d. judizioen lotura haiek, zeinen bitartez ezagutzen baita, kontzeptu bat, beste batean osoki edo parte batean harturik dagoena, hirugarren batean ere badagoela, zeinek hori bere baitan hartzen baitu: