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HTTP/1.1 200 OK
Date: Thu, 15 Jan 2026 00:00:11 GMT
Server: Apache/2.4.52 (Ubuntu)
Last-Modified: Thu, 25 Jan 2024 13:38:24 GMT
ETag: "100d-60fc54b2b4110-gzip"
Accept-Ranges: bytes
Vary: Accept-Encoding
Content-Encoding: gzip
Content-Length: 2118
Content-Type: text/html
USAS online English tagger
Free USAS English web tagger
This page allows you to run text through the English USAS (UCREL Semantic Analysis System) semantic tagger. More information about the USAS tagger including papers describing its creation, evaluation and applications are on the USAS web page. The USAS English tagger is also available through Wmatrix.
To use the tagger please complete the form below.
You can enter up to 100,000 words of English running text.
If you enter more, it will be cut off at the word limit.
Input format guidelines are available.
To tag the text you have entered click the button below the form.
This free service is not intended for extremely large numbers of repeated submissions from the same site. Please contact Paul Rayson (email: p.rayson@lancaster.ac.uk), also use this address if you have technical problems.