Has input
Definition: p has_input c if and only c participates_in p at the start of p and c is in some way modified, consumed or destroyed by p.
Child terms:
Annotation Examples;
Response to chemicals
Here we use the has_input relation - the input to the process is a chemical, the output is some change in state as a result of exposure.
col5: GO:nnnnnn col16: has_input(CHEBI:nnnnn)
Sometimes it is better to request a GO term here