1)
What is "Viryah"?
1.
Rashi: It is strong.
2.
Radak: It is like Beri'ah; it is fat.
2)
Which is "Razah"?
1.
Rashi: It is lean.
3)
What is the judgment between fat and lean?
1.
Radak citing Targum Yonasan: [This is a Mashal for] between rich and poor people.
2.
Malbim: The fat will be judged for eating more than is proper, oppressing the poor and crushing the destitute.