Update import.adoc

Author: NataliaIvakina

modules/ROOT/pages/import.adoc

@@ -1504,27 +1504,31 @@ bb,22,Paul
 
 Now use both IDs when defining the relationship:
 
+.relationships_header.csv
 [source, csv]
 ----
 :START_ID,:TYPE,:END_ID
 ----
 
+.relationships.csv
 [source, csv]
 ----
 aa11,WORKS_WITH,bb22
 ----
 
 ======
-[role=include-with-multiple-IDs label--new-2025.07]
+[role=include-with-multiple-node-IDs-2025.07]
 ======
 
-Starting from 2025.07, you can use multiple IDs when defining the relationship:
+Starting from 2025.07, you have to use a matching number of `START_ID` / `END_ID` columns when defining the relationship:
 
+.relationships_header.csv
 [source, csv]
 ----
 :START_ID,:START_ID,:TYPE,:END_ID,:END_ID
 ----
 
+.relationships.csv
 [source, csv]
 ----
 aa,11,WORKS_WITH,bb,22
@@ -1555,25 +1559,29 @@ bb,22,Paul
 [role=include-with-multiple-node-IDs]
 ======
 
+.relationships_header.csv
 [source, csv]
 ----
 :START_ID(MyGroup),:TYPE,:END_ID(MyGroup)
 ----
 
+.relationships.csv
 [source, csv]
 ----
 aa11,WORKS_WITH,bb22
 ----
 
 ======
-[role=include-with-multiple-IDs label--new-2025.07]
+[role=include-with-multiple-node-IDs-2025.07]
 ======
 
+.relationships_header.csv
 [source, csv]
 ----
 :START_ID(MyGroup),:START_ID(MyGroup),:TYPE,:END_ID(MyGroup),:END_ID(MyGroup)
 ----
 
+.relationships.csv
 [source, csv]
 ----
 aa,11,WORKS_WITH,bb,22