{"query": "Parent rock - weathering over deep time", "count": 3, "results": [{"id": "card_soil_parent_rock", "title": "Parent rock - weathering over deep time", "shelf": "codex", "surface": "secular", "snippet": "Soil is rock weathered over deep time by water, frost and life; the mineral fraction is its ground-up parent.", "authority_tier": "engine_derived", "source": "Narrow Highway — soil", "readable": false, "generated": false}, {"id": "card_floor_soil_science", "title": "Soil science — the living skin of the land", "shelf": "codex", "surface": "secular", "snippet": "Soil is mineral, water, air and organic matter in rough proportion, alive with microbes, holding nutrients by a carbon-to-nitrogen balance. Pillars rest on chemistry (minerals and nutrients), earth sc", "authority_tier": "engine_derived", "source": "Narrow Highway — soil", "readable": false, "generated": false}, {"id": "card_src_pron_weathering", "title": "weathering", "shelf": "pronunciation", "surface": "secular", "snippet": "weathering: pronounced (ARPABET) W EH1 DH ER0 IH0 NG. From the CMU Pronouncing Dictionary — the standard machine-readable pronunciations of North American English.", "authority_tier": "reference", "source": "CMU Pronouncing Dictionary (cmudict) — BSD-2-Clause, Carnegie Mellon", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_soil_parent_rock"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}