7. Nellithope

The seat changed hands: NCO (NCO) lost it to Janata Party (JNP), which now leads by 8.6%.

Boundaries were redrawn between 1974 and 1977 — the comparison is matched by name and is indicative only.

• JNP vote shareJNP went from 0.0% to 38.2% of the vote here (+38.2%).
• New challengerAll India Anna Dravida Munnetra Kazhagam (AIADMK) finished second with 29.6% — it did not contest here in 1974.
• Vote fragmentedThe top two took only 67.8% between them, down from 73.6% — the field split more ways.

Written from the constituency figures by a fixed set of rules — no language model.