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Introducing the Contextors Parser

By Dror Yashpe
The Contextors' Parser assigns syntactic structure trees to strings of words in English. Developing the parser is a fresh trial of teaching a machine rules about different linguistic aspects of English. In the process of adding rules to the parser and examining its solutions, some interesting theoretical issues arise.
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The Contextors’ Voice Conjugator

By Shai Cohen
The Contextors Voice Conjugator is a tool for changing the voice of English sentences from active to passive and vice versa. It is based on Contextors’ syntactic parser, which assigns to sentences of English constituent structure trees where the nodes are annotated with syntactic category labels and grammatical function labels.
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Syntactic Structure Trees

By Shai Cohen
The Contextors’ syntactic parser assigns each input sentence a syntactic structure tree, a structure that represents the way in which the words of the sentence are put together. There three notions pertaining to trees, namely constituent structure, syntactic category and grammatical function, are all represented in the contextors trees.
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The Contextors Tense Conjugator

By Shai Cohen
The Contextors Tense Conjugator is a tool for changing the tense of English sentences. In what follows we discuss some of the linguistic assumptions we have made in constructing its first version, some of its shortcomings, and elements of its underlying technology.
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Engineering Language from a Linguist’s Perspective

By Shir Givoni & Dror Yashpe
Imagine you are an expert in the art of drawing circles. That is just your thing. You are aware of circles on so many different levels and have spent a long time learning and researching the topic. Imagine someone wants to hire you for your expertise (drawing circles!), wouldn’t that be great? Then you discover that you are only given paper, no pen/pencil/computer. That’s it. Make it work.
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Introducing the Contextors Parser

By Dror Yashpe
The Contextors' Parser assigns syntactic structure trees to strings of words in English. Developing the parser is a fresh trial of teaching a machine rules about different linguistic aspects of English. In the process of adding rules to the parser and examining its solutions, some interesting theoretical issues arise.

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