René Djédjémel Mélédjé
He participated in 4 × 400 metres relay at the 1983 World Championships , the 1984 Summer Olympics , the 1987 World Championships and the 1988 Summer Olympics . 
<triplet> 1983 World Championships <subj> 1983 <obj> point in time <triplet> 1984 Summer Olympics <subj> 1988 Summer Olympics <obj> followed by <triplet> 1988 Summer Olympics <subj> 1984 Summer Olympics <obj> follows