Complex sentence: This article contains the results of the 2016 Republican presidential primaries and caucuses, which is the selection processes by which the Republican Party selects delegates to attend the 2016 Republican National Convention from July 18-21.
Split into simpler sentences: This article contains the results of the 2016 Republican presidential primaries and caucuses. The 2016 Republican primaries are the selection processes by which the Republican Party selects delegates to attend the 2016 Republican National Convention from July 18-21.