PREFIX ceon-material: <http://w3id.org/CEON/ontology/material/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

ceon-material:MaterialComponent a rdfs:Class ;
  rdfs:label "Material Component" ;
  rdfs:comment "A material component is a part of a material." ;
  rdfs:subClassOf <http://w3id.org/CEON/ontology/resourceODP/Constituent> .

ceon-material:Magnesium a rdfs:Class ;
  rdfs:label "Magnesium" ;
  rdfs:comment "Magnesium is a chemical element with the symbol Mg and atomic number 12." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Silicon a rdfs:Class ;
  rdfs:label "Silicon" ;
  rdfs:comment "Silicon is a chemical element with the symbol Si and atomic number 14." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Tantalum a rdfs:Class ;
  rdfs:label "Tantalum" ;
  rdfs:comment "Tantalum is a chemical element with the symbol Ta and atomic number 73." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Ytterbium a rdfs:Class ;
  rdfs:label "Ytterbium" ;
  rdfs:comment "Yteerbium is a chemical element with the symbol Yb and atomic number 70." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Material a rdfs:Class ;
  rdfs:label "Material" ;
  rdfs:comment "Material as a sub-concept of Matter, can be a substance or a collection of substance which a physical object is composed of." ;
  rdfs:seeAlso <http://emmo.info/emmo#EMMO_4207e895_8b83_4318_996a_72cfb32acd94> , <https://w3id.org/mdo/core/Material> ;
  rdfs:subClassOf <http://w3id.org/CEON/ontology/resourceODP/Matter> .

ceon-material:hasChemicalEntity a rdf:Property ;
  rdfs:label "has chemical entity" ;
  rdfs:comment "hasChemicalEntity intends to represent that a material can have a collection of chemical entities." ;
  rdfs:domain ceon-material:Material ;
  rdfs:range ceon-material:ChemicalEntity .

ceon-material:hasMaterialComponent a rdf:Property ;
  rdfs:label "has material component" ;
  rdfs:comment "hasMaterialComponent intends to represent that a material can have a collection of components." ;
  rdfs:domain ceon-material:Material ;
  rdfs:range ceon-material:MaterialComponent .

ceon-material:Lanthanum a rdfs:Class ;
  rdfs:label "Lanthanum" ;
  rdfs:comment "Lanthanum is a chemical element with the symbol Lal and atomic number 57." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Cellulose a rdfs:Class ;
  rdfs:label "Cellulose" ;
  rdfs:comment "Cellulose is an organic compound with chemical formula (C6H10O5)n." ;
  rdfs:subClassOf ceon-material:Material .

ceon-material:Terbium a rdfs:Class ;
  rdfs:label "Terbium" ;
  rdfs:comment "Terbium is a chemical element with the symbol Tb and atomic number 65." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Zinc a rdfs:Class ;
  rdfs:label "Zinc" ;
  rdfs:comment "Zinc is a chemical element with the symbol Zn and atomic number 30." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Erbium a rdfs:Class ;
  rdfs:label "Erbium" ;
  rdfs:comment "Erbium is a chemical element with the symbol Er and atomic number 68." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Neodymium a rdfs:Class ;
  rdfs:label "Neodymium" ;
  rdfs:comment "Neodymium is a chemical element with the symbol Nd and atomic number 60." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Europium a rdfs:Class ;
  rdfs:label "Europium" ;
  rdfs:comment "Europium is a chemical element with the symbol Eu and atomic number 63." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Cerium a rdfs:Class ;
  rdfs:label "Cerium" ;
  rdfs:comment "Cerium is a chemical element with the symbol Ce and atomic number 58." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Lutetium a rdfs:Class ;
  rdfs:label "Lutetium" ;
  rdfs:comment "Lutetium is a chemical element with the symbol Lu and atomic number 71." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Praseodymium a rdfs:Class ;
  rdfs:label "Praseodymium" ;
  rdfs:comment "Praseodymium is a chemical element with the symbol Pr and atomic number 59." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Chromium a rdfs:Class ;
  rdfs:label "Chromium" ;
  rdfs:comment "Chromium is a chemical element with the symbol Cr and atomic number 24." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:ChemicalEntity a rdfs:Class ;
  rdfs:label "Chemical Entity" ;
  rdfs:comment "A chemical entity is an abstraction of entities that can compose matter. For instance, a chemical entity can be a molecular entity or a chemical substance." ;
  rdfs:seeAlso <http://purl.obolibrary.org/obo/chebi#24431> , <http://emmo.info/emmo#EMMO_47338839_6cca_4a8e_b565_3c4d5517e2c0> ;
  rdfs:subClassOf <http://w3id.org/CEON/ontology/resourceODP/Matter> .

ceon-material:Yttrium a rdfs:Class ;
  rdfs:label "Yttrium" ;
  rdfs:comment "Yttrium is a chemical element with the symbol Y and atomic number 39." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Thulium a rdfs:Class ;
  rdfs:label "Thulium" ;
  rdfs:comment "Thulium is a chemical element with the symbol Tm and atomic number 69." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:MolecularEntity a rdfs:Class ;
  rdfs:label "Molecular Entity" ;
  rdfs:comment "A molecular entity means a singular/distinguishable entity. It can be for instance, atom, ion." ;
  rdfs:seeAlso <http://purl.obolibrary.org/obo/chebi#23367> , <http://emmo.info/emmo#EMMO_21205421_5783_4d3e_81e5_10c5d894a88a> ;
  rdfs:subClassOf ceon-material:ChemicalEntity .

ceon-material:Manganese a rdfs:Class ;
  rdfs:label "Manganese" ;
  rdfs:comment "Manganese is a chemical element with the symbol Mn and atomic number 25." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Dysprosium a rdfs:Class ;
  rdfs:label "Dysorisium" ;
  rdfs:comment "Dysprosium is a chemical element with the symbol Dy and atomic number 66." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Nickel a rdfs:Class ;
  rdfs:label "Nickel" ;
  rdfs:comment "Nickel is a chemical element with the symbol Ni and atomic number 28." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Iron a rdfs:Class ;
  rdfs:label "Iron" ;
  rdfs:comment "Iron is a chemical element with the symbol Fe and atomic number 26." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Copper a rdfs:Class ;
  rdfs:label "Copper" ;
  rdfs:comment "Copper is a chemical element with the symbol Cu and atomic number 29." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Boron a rdfs:Class ;
  rdfs:label "Boron" ;
  rdfs:comment "Boron is a chemical element with the symbol B and atomic number 5." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Scandium a rdfs:Class ;
  rdfs:label "Scandium" ;
  rdfs:comment "Scandium is a chemical element with the symbol Sc and atomic number 21." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

<http://w3id.org/CEON/ontology/resourceODP/Matter> a rdfs:Class .

ceon-material:ChemicalElement a rdfs:Class ;
  rdfs:label "Chemical Element" ;
  rdfs:comment "A chemical element is a chemical substance whose atoms all have the same number of protons." ;
  rdfs:subClassOf ceon-material:ChemicalSubstance .

ceon-material:RareEarthElement a rdfs:Class ;
  rdfs:label "Rare Earth Element" ;
  rdfs:comment "Rare earth elements is a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Holmium a rdfs:Class ;
  rdfs:label "Holmium" ;
  rdfs:comment "Holmium is a chemical element with the symbol Ho and atomic number 67." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Samarium a rdfs:Class ;
  rdfs:label "Samarium" ;
  rdfs:comment "Samarium is a chemical element with the symbol Sm and atomic number 62." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:Niobium a rdfs:Class ;
  rdfs:label "Niobium" ;
  rdfs:comment "Niobium is a chemical element with the symbol Nb and atomic number 41." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Titanium a rdfs:Class ;
  rdfs:label "Titanium" ;
  rdfs:comment "Titanium is a chemical element with the symbol Ti and atomic number 22." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:Gadolinium a rdfs:Class ;
  rdfs:label "Gadolinium" ;
  rdfs:comment "Gadolinium is a chemical element with the symbol Gd and atomic number 64." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

<http://w3id.org/CEON/ontology/resourceODP/Constituent> a rdfs:Class .

ceon-material:Aluminum a rdfs:Class ;
  rdfs:label "Aluminum" ;
  rdfs:comment "Aluminum is a chemical element with the symbol Al and atomic number 13." ;
  rdfs:subClassOf ceon-material:ChemicalElement .

ceon-material:ChemicalSubstance a rdfs:Class ;
  rdfs:label "Chemical Substance" ;
  rdfs:comment "A chemical substance is made up of a collection of molecular entities." ;
  rdfs:seeAlso <http://purl.obolibrary.org/obo/chebi#59999> , <http://emmo.info/emmo#EMMO_df96cbb6_b5ee_4222_8eab_b3675df24bea> ;
  rdfs:subClassOf ceon-material:ChemicalEntity .

<https://w3id.org/linkml/Any> a rdfs:Class ;
  rdfs:comment "An unconstrained type or object" .

ceon-material:Promethium a rdfs:Class ;
  rdfs:label "Promethium" ;
  rdfs:comment "Promethium is a chemical element with the symbol Pm and atomic number 61." ;
  rdfs:subClassOf ceon-material:RareEarthElement .

ceon-material:anonymousFormula a rdf:Property ;
  rdfs:label "anonymous formula" ;
  rdfs:comment "anonymousFormula represents that a molecular entity has the anonymous formula in a string." ;
  rdfs:seeAlso <https://w3id.org/mdo/structure/AnonymousFormula> ;
  rdfs:range <https://w3id.org/linkml/Any> .

ceon-material:descriptiveFormula a rdf:Property ;
  rdfs:label "descriptive formula" ;
  rdfs:comment "descriptiveFormula represents that a molecular entity has the descriptive formula in a string." ;
  rdfs:seeAlso <https://w3id.org/mdo/structure/DescriptiveFormula> ;
  rdfs:range <https://w3id.org/linkml/Any> .

ceon-material:hillFormula a rdf:Property ;
  rdfs:label "hill formula" ;
  rdfs:comment "hillFormula represents that a composition has the hill formula in a string." ;
  rdfs:seeAlso <https://w3id.org/mdo/structure/HillFormula> ;
  rdfs:range <https://w3id.org/linkml/Any> .

ceon-material:reducedChemicalFormula a rdf:Property ;
  rdfs:label "reduced chemical formula" ;
  rdfs:comment "reducedChemicalFormula represents that a molecular entity has the reduced chemical formula in a string." ;
  rdfs:seeAlso <https://w3id.org/mdo/structure/ReducedFormula> ;
  rdfs:range <https://w3id.org/linkml/Any> .