PERSON@1 -LRB- September NUMBER@1 , NUMBER@2 -- January NUMBER@3 , NUMBER@4 -RRB- , better known as PERSON@2 , was an MISC@1 singer and songwriter and musician who has become an icon of country music and one of the most influential songwriters of the 20th century .

PERSON@1 -LRB- NUMBER@5 -RRB- , better known as PERSON@2 -LRB- and sometimes as PERSON@2 Sr. -RRB- , was an MISC@1 musician and songwriter .
