digraph ptp {
  node [color=Blue]
  rankdir = LR;
  countryNode [ label="Greece" ]
  countryNode->country

  delimNode [ label="," ]
  delimNode->delim 

  cityNode [ label="Rhodes" ]
  cityNode -> city

  acronymNode [ label="(ODBASE 2019)" ]
  acronymNode->acronym 

  fieldNode [ label="Ontologies, DataBases, and Applications of Semantics" ]
  fieldNode->field

  syntaxNode2 [label="on" ]
  syntaxNode2->syntax

  eventTypeNode  [ label="Conference" ]
  eventTypeNode->eventType

  scopeNode [ label="International" ]
  scopeNode -> scope
 
  enumNode [ label="18th" ]
  enumNode -> enum

  prefixNode [ label=" of The " ]
  prefixNode->prefix

  pNode [ label="Proceedings"]
  pNode->publish
}