Small fix for unknown series (#14)

HUPO-PSI · Aug 25, 2024 · 5bde612 · 5bde612
1 parent 77d2382
commit 5bde612
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/specification/grammars/annotation.lark b/specification/grammars/annotation.lark
@@ -78,10 +78,10 @@ series_named_compound : "_" "{" CHARACTER+ "}"
 
 series_smiles : "s" "{" SMILES+ "}"
 
-series_unknown : "?" NUMBER*
+series_unknown : "?" ORDINAL?
 
 ion_series : series_peptide | series_immonium | series_internal | series_reporter | series_formula | series_named_compound | series_smiles | series_unknown
 
 analyte_reference_ion_series : (analyte_reference_ ion_series) | ion_series
 
-annotation : is_auxiliary? analyte_reference_? ion_series neutral_loss* isotope? adducts? charge? annotation_qualifiers?
+annotation : is_auxiliary? analyte_reference_? ion_series neutral_loss* isotope? adducts? charge? annotation_qualifiers?