Grab data of Immortal Regiment.

omgc-may-9-1.cypher

WITH ("https://ru.wikipedia.org/wiki/%D0%91%D0%B5%D1%81%D1%81%D0%BC%D0%B5%D1%80%D1%82%D0%BD%D1%8B%D0%B9_%D0%BF%D0%BE%D0%BB%D0%BA") as url
CALL apoc.load.html(url, { list: "table:not([class]) ul li" }) YIELD value
UNWIND value.list as item
WITH split(replace(item.text, ' - ', ' - '), '-') as arr
WITH trim(arr[0]) as countryName, apoc.text.regexGroups(trim(arr[1]), "[0-9]{4}")[0][0] as year
WITH length(countryName) / 2 as middle, countryName, year
WITH CASE WHEN left(countryName, middle) = right(countryName, middle) THEN left(countryName, middle) ELSE countryName END as cn, year
MERGE (y:Year { value: year })
MERGE (c:Country { name: cn })
MERGE (c)-[:JOINED_AT]->(y)