sentences:  They renamed their NOC to "Nationales Olympisches Komitee der DDR" in 1965.It was recognized as an independent NOC by the IOC in 1968.Following this, the GDR ceased participation in the United German team and sent a separate East German team from 1968 to 1988, other than absences in the summer of 1984 in being part of the Soviet-led boycott of the 1984 Summer Olympics.