[x0lemmaarg: spec-name: list
instance-name:
lemma-name: One
antecedent:
succedent: a ' = a + []
substlist: [a] → [a]
add preconditions?: F
is rewrite lemma?: T
current spec?: F
rotate lemma?: F
replace all?: T
paths: ((1, 0, 0, 1, 0, 1, 2))
dummy: ()
]