NODE_ROOT@0..13
  NODE_BIN_OP@0..13
    NODE_BIN_OP@0..5
      NODE_LITERAL@0..1
        TOKEN_INTEGER@0..1 "1"
      TOKEN_WHITESPACE@1..2 " "
      TOKEN_ADD@2..3 "+"
      TOKEN_WHITESPACE@3..4 " "
      NODE_LITERAL@4..5
        TOKEN_INTEGER@4..5 "2"
    TOKEN_WHITESPACE@5..6 " "
    TOKEN_ADD@6..7 "+"
    TOKEN_WHITESPACE@7..8 " "
    NODE_BIN_OP@8..13
      NODE_LITERAL@8..9
        TOKEN_INTEGER@8..9 "3"
      TOKEN_WHITESPACE@9..10 " "
      TOKEN_MUL@10..11 "*"
      TOKEN_WHITESPACE@11..12 " "
      NODE_LITERAL@12..13
        TOKEN_INTEGER@12..13 "4"