Complex sentence: A War memorial exists on the main road running through Bryn'Bryngurnos Street' (B4282) there are 13 names between 1914--18 and 7 names between 1939-45 which means a total of 20 people from Bryn died fighting for their country.
Split into simpler sentences: A war memorial exists on the main road running through Bryn'Bryngurnos Street' (B4282). There are 13 names between 1914 and 1918, and 7 names between 1939 and 1945, which means a total of 20 people from Bryn died fighting for their country.