diff --git a/src/ontology/ro-edit.owl b/src/ontology/ro-edit.owl
index a25cc9a7..6e46e8f2 100644
--- a/src/ontology/ro-edit.owl
+++ b/src/ontology/ro-edit.owl
@@ -7022,6 +7022,56 @@ Environments include natural environments or exposures, experimentally applied c
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+ muffin 'has substance added' some 'baking soda'
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+ "has substance added" is a relation existing between a (physical) entity and a substance in which the entity has had the substance added to it at some point in time.
+ The relation X 'has substance added' some Y doesn't imply that X still has Y in any detectable fashion subsequent to the addition. Water in dehydrated food or ice cubes are examples, as is food that undergoes chemical transformation. This definition should encompass recipe ingredients.
+ Damion Dooley
+ has substance added
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+ 'egg white' 'has substance removed' some 'egg yolk'
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+ "has substance removed" is a relation existing between a (physical) entity and a substance in which the entity has had the substance removed from it at some point in time.
+ Damion Dooley
+ has substance removed
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+ sardines 'immersed in' some 'oil and mustard'
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+ "immersed in" is a relation between a (physical) entity and a fluid substance in which the entity is wholely or substantially surrounded by the substance.
+ Damion Dooley
+ immersed in
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+ sardine has consumer some homo sapiens
+ 'has consumer' is a relation between a material entity and an organism in which the former can normally be digested or otherwise absorbed by the latter without immediate or persistent ill effect.
+ Damion Dooley
+ has consumer
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