A modular annotation system that supports complex, interactive annotation graphs embedded on top of sequences of text. An additional view displays a subgraph of selected connections between words/phrases using an interactive network layout.
TAG was developed by Angus Forbes (UC Santa Cruz) and Kristine Lee (University of Illinios at Chicago), in collaboration with Gustave Hahn-Powell, Marco Anto Valenzuela Escarcega, and Mihai Surdeanu (University of Arizona). Contact angus@ucsc.edu for more information.
An article describing TAG is currently in submission to LREC'18. A pre-print can be found at https://arxiv.org/abs/1711.00529