Complex sentence: This is similar such phenomena in English as the "pen"/ "pin" merger of the American South: because the two sound alike, a certain degree of confusion can occur unless one adds qualifiers like "writing pen" and "stick pin".
Split into simpler sentences: This is similar to phenomena in English like the "pen"/ "pin" merger of the American South. Because the two sound alike, a certain degree of confusion can occur unless one adds qualifiers like "writing pen" and "stick pin".