Missing commas around participle phrase
One of 72 rules YabLab tracks in Russian writing.
Книга лежащая на столе моя.
Книга, лежащая на столе, моя.
Missing commas around participle phrase
Punctuation marks the boundaries and relationships that speech expresses through pauses and intonation. Each mark must match the sentence structure.
- Structure first
- Identify clauses and phrases A comma, period or other mark follows the grammatical boundary, not the length of the sentence.
- Meaning
- Choose the relationship Different marks can signal continuation, separation, explanation or interruption.
- Read aloud
- Use sound only as a final check A pause can confirm a boundary, but grammar decides whether punctuation is required.
What YabLab does with this mistake
- Catches it right as you write — comments, email, docs.
- Explains the why in your language, not just the fix.
- Helps you practice it until it is gone for good.