Complex sentence: In 1999, a Scotland-wide constituency replaced 8 first-past-the-post constituencies, which were used in the elections between 1979 and 1994: which returned 8 MEPS under the d'Hondt method of party-list proportional representation system.
Split into simpler sentences: In 1999, a Scotland-wide constituency replaced eight first-past-the-post constituencies used in the elections between 1979 and 1994. This returned eight MEPS under the d'Hondt method of party-list proportional representation system.