xlame'a lujvo

x1=m1 is better/[less bad] than m2 for x2 by standard x3, by amount m4.

Cf. mleca, xlali, traji, xagmau, xlamau, xlarai, mecyxlarai.

In notes:

mecyxlarai
m1=x1 is the best/[least bad] among set/range t4 for x2 by standard x3.
xagmau
xa1=z1 is better than z2 for xa2 by standard xa3, by amount z4.