Figure 2From: Grammar-based compression approach to extraction of common rules among multiple trees of glycans and RNAsProduction rules for Simple Elementary Ordered Tree Grammar (SEOTG). (RHB) Horizontal bisection rules, (RVB) Vertical bisection rules, (RNC) Replacement rules with a terminal symbol. The uppercase letters, ’A’, ’B’, and ’C’ indicate non-terminal symbols, while the lowercase letter, ’a’, indicates a terminal symbol. The circle filled in black indicates a tag.Back to article page