One passage a finding cites or dropped: the caller's passage, unchanged, its verdict, and the confirm answer that decided it.
answer is nil for a concern built from factors, whose passages are
not judged one by one. Read it, don't build it.
Summary
Types
@type t() :: %Cite.Citation{ answer: map() | nil, passage: Cite.Passage.t(), verdict: :holds | :review | :dropped }