Hello, I'm Chevvin. I wanted to let you know that one or more of your recent contributions to Matching (graph theory) have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the help desk. Thanks. — Chevvin 19:52, 26 November 2019 (UTC)[reply]

If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

Please refrain from making unconstructive edits to Wikipedia, as you did at Evil. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. — Chevvin 19:53, 26 November 2019 (UTC)[reply]

If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

Please stop your disruptive editing. If you continue to vandalize Wikipedia, as you did at List of Thomas & Friends railway engines, you may be blocked from editing. — Chevvin 19:55, 26 November 2019 (UTC)[reply]

If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

You may be blocked from editing without further warning the next time you vandalize Wikipedia, as you did at Oak Park Mall. — Chevvin 19:56, 26 November 2019 (UTC)[reply]

If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.

You have been blocked from editing for a period of 31 hours for persistent vandalism. Once the block has expired, you are welcome to make useful contributions.

If you think there are good reasons for being unblocked, please read the guide to appealing blocks, then add the following text below the block notice on your talk page: {{unblock|reason=Your reason here ~~~~}}.  Widr (talk) 20:02, 26 November 2019 (UTC)[reply]