natural-elevation public under geological-formation 86 List Picture As a command %3 n0 natural-elevation n2 highland n0->n2 n3 natural-ridge n0->n3 n4 seamount n0->n4 n5 butte n0->n5 n6 foothill n0->n6 n7 promontory n0->n7 n1 geological-formation n1->n0