0
  "Γ" := rules • "sum" [0-0]
  "sum" := rules • "sum" "plus" "sum" [0-0]
  "sum" := lexemes • "INT" [0-0]
1
  "sum" := lexemes "INT" • [0-1]
  "Γ" := rules "sum" • [0-1]
  "sum" := rules "sum" • "plus" "sum" [0-1]
  "plus" := lexemes • "PLUS" [1-1]
2
  "plus" := lexemes "PLUS" • [1-2]
  "sum" := rules "sum" "plus" • "sum" [0-2]
  "sum" := rules • "sum" "plus" "sum" [2-2]
  "sum" := lexemes • "INT" [2-2]
3
  "sum" := lexemes "INT" • [2-3]
  "sum" := rules "sum" "plus" "sum" • [0-3]
  "sum" := rules "sum" • "plus" "sum" [2-3]
  "Γ" := rules "sum" • [0-3]
  "sum" := rules "sum" • "plus" "sum" [0-3]
  "plus" := lexemes • "PLUS" [3-3]
4
  "plus" := lexemes "PLUS" • [3-4]
  "sum" := rules "sum" "plus" • "sum" [2-4]
  "sum" := rules "sum" "plus" • "sum" [0-4]
  "sum" := rules • "sum" "plus" "sum" [4-4]
  "sum" := lexemes • "INT" [4-4]
5
  "sum" := lexemes "INT" • [4-5]
  "sum" := rules "sum" "plus" "sum" • [2-5]
  "sum" := rules "sum" "plus" "sum" • [0-5]
  "sum" := rules "sum" • "plus" "sum" [4-5]
  "sum" := rules "sum" • "plus" "sum" [2-5]
  "Γ" := rules "sum" • [0-5]
  "sum" := rules "sum" • "plus" "sum" [0-5]
  "plus" := lexemes • "PLUS" [5-5]