// sequences when they are created, so they are removed for all
	// practical purposes.

	// Rule X10.
	// Run remainder of algorithm one isolating run sequence at a time
	for _, seq := range p.determineIsolatingRunSequences() {
		// 3) resolving weak types
		// Rules W1-W7.
		seq.resolveWeakTypes()

		// 4a) resolving paired brackets
		// Rule N0
		resolvePairedBrackets(seq)

		// 4b) resolving neutral types