Q32, run 2026-11-04-2028-haiku

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Who is Halden Leasing's ultimate parent?

Tests: Groups: the chain of parents, two levels up.

Expected: parent = E09

✅ R1 csv run 1 graded by code

E09 (Halden Group plc). The chain is E11 → E10 → E09.

JSON: {"parent": "E09"}

✅ R1 csv run 2 graded by code

E09 (Halden Group plc). Halden Leasing (E11) is owned by Halden Bank AG (E10), which is owned by E09.

JSON: {"parent": "E09"}

✅ R1 csv run 3 graded by code

E09 (Halden Group plc). E11's parent is E10, and E10's parent is E09.

JSON: {"parent": "E09"}

✅ R1 csv run 4 graded by code

E09. E11's parent is E10, whose parent is E09.

JSON: {"parent": "E09"}

✅ R1 csv run 5 graded by code

Halden Group plc (E09). E11 → E10 → E09.

JSON: {"parent": "E09"}

✅ R5 csv+ontology run 1 graded by code

E09 (Halden Group plc)
E11's parent is E10 (Halden Bank), and E10's parent is E09.

JSON: {"parent": "E09"}

✅ R5 csv+ontology run 2 graded by code

E09 (Halden Group plc). E11's parent is E10, whose parent is E09, and E09 has no parent.

JSON: {"parent": "E09"}

✅ R5 csv+ontology run 3 graded by code

E09 (Halden Group plc). E11's parent is E10, whose parent is E09, which has no parent.

JSON: {"parent": "E09"}

✅ R5 csv+ontology run 4 graded by code

E09. E11's parent is E10, whose parent is E09, which has no parent.

JSON: {"parent": "E09"}

✅ R5 csv+ontology run 5 graded by code

E09 (Halden Group plc). E11's parent is E10, whose parent is E09, which has no parent.

JSON: {"parent": "E09"}

✅ R4 csv+markdown run 1 graded by code

E09 (Halden Group plc). The chain runs E11 → E10 → E09, and E09 has no parent.

JSON: {"parent": "E09"}

✅ R4 csv+markdown run 2 graded by code

E09. Halden Leasing (E11) → Halden Bank (E10) → Halden Group (E09), which has no parent.

JSON: {"parent": "E09"}

✅ R4 csv+markdown run 3 graded by code

E09. Halden Leasing (E11) → Halden Bank (E10) → Halden Group (E09), which has no parent.

JSON: {"parent": "E09"}

✅ R4 csv+markdown run 4 graded by code

E09 (Halden Group plc). E11 → E10 → E09, and E09 has no parent.

JSON: {"parent": "E09"}

✅ R4 csv+markdown run 5 graded by code

E09. Halden Leasing (E11) → Halden Bank (E10) → Halden Group (E09), which has no parent.

JSON: {"parent": "E09"}

✅ R8 csv+axioms run 1 graded by code

E09 (Halden Group plc). E11's parent is E10 (A-linked), and E10's parent is E09, which has no parent.

JSON: {"parent": "E09"}

✅ R8 csv+axioms run 2 graded by code

E09 (Halden Group plc). E11 → E10 → E09, and E09 has no parent.

JSON: {"parent": "E09"}

✅ R8 csv+axioms run 3 graded by code

E09. Halden Leasing (E11) → Halden Bank AG (E10) → Halden Group (E09), which has no parent.

JSON: {"parent": "E09"}

✅ R8 csv+axioms run 4 graded by code

E09 (Halden Group plc). E11 → E10 → E09, and E09 has no parent.

JSON: {"parent": "E09"}

✅ R8 csv+axioms run 5 graded by code

E09. Halden Leasing's parent chain is E11 → E10 → E09, and E09 has no parent.

JSON: {"parent": "E09"}