With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Republican Party supports free market capitalism, free books, and fiscal conservatism.
text_B: Tax audit representation , also called audit defense , is a service in which a tax or legal professional stands in on behalf of a taxpayer -LRB- an individual or legal entity -RRB- during an Internal Revenue Service -LRB- IRS -RRB- or state income tax audit .. taxpayer. taxpayer. Internal Revenue Service. Internal Revenue Service. income tax audit. income tax audit
not_related.