What is Information Extraction? What is the user's benefit?

gets only relevant, important facts out of a plenty of information. leaves out irrelevant information and shows searched in a compact structure; benefit: getting basic facts out of a extensive text in short time.

What are common tasks?

• split up sentences
• analyze words
• assign words to specific groups
• analyze entities(words/letters assigned in groups) and connect if they are similar

What is a Template? a predefined, structured representation in which the entities are placed

What is an Entity? predefined classes, such as persons, locations etc.