Assertion: node's subtree | /r/CapableOf | differ in height
Facets:
value: by no more than 1
type: OTHER
Source sentences:
text: A balanced binary tree is a binary tree structure in which the left and right subtrees of every node differ in height by no more than 1.  
text: binary tree is a binary tree structure in which the left and right subtrees of every node differ in height by no more than 1.