Sunita Sarawagi. Information Extraction. Foundations and Trends in Databases, 1(3):261–377, 2008. The paper doesn't have a table of contents (TOC). Here is one version of a TOC with section and subsection annotation: 1 Introduction 1.1 Applications 1.2 Organization of the Survey 1.3 Types of Structures Extracted 1.4 Types of Unstructured Sources 1.5 Input Sources 1.6 Methods of Extraction 1.7 Outputs of Extraction Systems 1.8 Challenges 2 Entity Extraction: Rule-based Methods 2.1 Form and Representation of Rules 2.2 Organizing Collection of Rules 2.3 Rule Learning Algorithms 3 Entity Extraction: Statistical Methods 3.1 Token-level Models 3.2 Segment-level Models 3.3 Grammar-based Models 3.4 Training Algorithms 3.5 Inference Algorithms 4 Relationship Extraction 4.1 Predicting the Relationship Between a Given Entity Pair 4.2 Extracting Entity Pairs Given a Relationship Type 5 Management of Information Extraction Systems 5.1 Performance Optimization 5.2 Handling Change 5.3 Integration of Extracted Information 5.4 Imprecision of Extraction 6 Concluding Remarks