Update import.adoc

Author: NataliaIvakina

modules/ROOT/pages/import.adoc

@@ -1499,7 +1499,7 @@ bb,22,Paul
 +
 [.tabbed-example]
 =====
-[role=include-with-multiple-node-IDs]
+[role=include-with-single-ID-column]
 ======
 
 Now use both IDs when defining the relationship:
@@ -1558,7 +1558,7 @@ bb,22,Paul
 +
 [.tabbed-example]
 =====
-[role=include-with-multiple-node-IDs]
+[role=include-with-single-ID-column]
 ======
 
 .relationships_header.csv
@@ -1577,6 +1577,8 @@ aa11,WORKS_WITH,bb22
 [role=include-with-multiple-ID-columns label--new-2025.07]
 ======
 
+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]
 ----