Cella K, Carmona L, Ekimova I, Chichvarkhin A, Schepetov D, Gosliner TM (2016) A Radical Solution: The Phylogeny of the Nudibranch Family Fionidae. PLoS ONE 11(12): e0167800. doi:10.1371/journal.pone.0167800 (Link)
Unintended disagreements occur when a parent (B) is
thinned by swapping a child (E) to another part of the
taxonomic tree, resulting in existing IDs of the parent being interpreted
as disagreements with existing IDs of the swapped child.
Identification
ID 2 of taxon E will be an unintended disagreement with ID 1 of taxon B after the taxon swap
If thinning a parent results in more than 10 unintended disagreements, you
should split the parent after swapping the child to replace existing IDs
of the parent (B) with IDs that don't disagree.