Complex sentence: There has reputedly been a pub on this spot selling liquor and victuals since 1360, if this foundation date was proved correct it would make The Sheep Heid Inn perhaps the oldest surviving licensed premises in Edinburgh, if not Scotland.
Split into simpler sentences: There has reputedly been a pub on this spot selling liquor and victuals since 1360. If this foundation date was proved correct it would make The Sheep Heid Inn perhaps the oldest surviving licensed premises in Edinburgh, if not Scotland.