Complex sentence: Lisa Lân (Fair Lisa) is a Welsh folk-song, and is a lover's lament for the beautiful but dead Lisa, ending when the heartsick lover asks Lisa to guide him to where she is, that he may be reunited with her.
Split into simpler sentences: Lisa Lân (Fair Lisa) is a Welsh folk-song. It is a lover's lament for the late Lisa, ending when the heartsick lover asks Lisa to guide him to where she is, so that he may be reunited with her.