`X SERVES Y` means X is built or maintained *for the sake of* Y — its designed purpose is to further Y's operation. Logistics SERVES trade; an index SERVES retrieval; a court SERVES law. The test is *"for whose sake?"* — the servant points at the master, never the reverse — and the note must show the purpose is by design or sustained practice, not incidental benefit. SERVES claims nothing about need in either direction (that is Law 8's removal test) and nothing about kind (Law 9); it records the one true relation the old edge set kept forcing into DEPENDS_ON, wrongly.
III. Edges — the which-came-first test
Law 8d: SERVES: teleology gets its own arrow (ratified 2026-07-20).
`X SERVES Y` means X is built or maintained *for the sake of* Y — its designed purpose is to further Y's operation. Logistics SERVES trade; an index SERVES retrieval; a court SERVES law. The test is *"for whose sake?"*…
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