Adding notes about dataset

README.md

@@ -39,6 +39,20 @@ In addition, for some samples there is a corrected version of the text ("fixed_s
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+### Notes
+
+The test split contains only examples of mistakes made by people. There are no synthetics among these mistakes.
+
+The examples of errors in the test split come from different people in terms of gender, age, education, context, and social context.
+
+The input and output text can be not only one sentence, but also 1) part of a sentence, 2) several sentences - a paragraph, 3) a fragment of a poem, usually a quatrain or two quatrains.
+
+The texts may include offensive texts, texts that offend religious or political feelings, texts that contradict moral standards, etc. Such samples are only needed to make the corpus as representative as possible for the tasks of processing messages in various media such as blogs, comments, etc.
+
+One sample may contain several errors of different types.
+
+
+
 ### Uncensoring samples
 
 A number of samples contain text with explicit obscenities:
@@ -77,7 +91,7 @@ A few poetry samples are included in this version:
 **sentence** (str): the original sentence.  
 **fixed_sentence** (str): the corrected version of original sentence.  
 **label** (str): the target class. "1" for "acceptable", "0" for "unacceptable".  
-**error_type** (str): the violation category: Spelling, Grammar, Tokenization, Punctuation.  
+**error_type** (str): the violation category: Spelling, Grammar, Tokenization, Punctuation, Mixture, Unknown.  
 **domain** (str): domain: "prose" or "poetry".
 
 ### Error types