Univ. “persons”; m = hard-working; x = anxious to learn; y = these boys.
x1m′0 † ym1
No Conclusion. [Fallacy of Unlike Eliminands with an Entity-Premiss.]
12. All lions are fierce;
Some lions do not drink coffee.
Some creatures that drink coffee are not fierce.
Univ. “creatures”; m = lions; x = fierce; y = creatures that drink coffee.
m1x′0 † my′1 ¶ xy′1 [Fig. II.
Conclusion wrong: right one is “Some fierce creatures do not drink coffee.”
13. No misers are generous;
Some old men are ungenerous.
Some old men are misers.
Univ. “persons”; m = generous; x = misers; y = old men.
xm0 † ym′1