Universal 1853:

Original: The liquids tend to have a lateral quality while occurring in the neighborhood of (especially before) front vowels.
Standardized: When a vowel is adjacent to a lateral, it will be fronted.
Keywords: liquid, lateral, front, vowel
Domain: phonology
Type: no genuine implication; rather: provided that
Status: unclear whether diachronic and/or achronic
Quality: statistical
Basis: languages in Bhat 1974
Source: Bhat 1974: 78

FP