BUR #4565 has been rejected.
create alias beans -> bean
create alias berries -> berry
create alias peas -> pea
Not sure if there needs to be a plural form tag in addition to its singular form tag. Since the the legume's fruit and vegetable brethren are tagged in the singular form, it's only logical that it follows!
Its child tags "senzu bean", "soybean", and etc. are all in the singular form as well, I may add.