Ash Wednesday is a Christian holy day of prayer, fasting and repentance. It is preceded by Shrove Tuesday and falls on the first day of Lent, the six weeks of penitence before Easter. Ash Wednesday is observed by many Western Christians, including Anglicans, Lutherans, Old Catholics, Methodists, Presbyterians, Roman Catholics, and some Baptists.\n\nBased on this passage, what do we call the first day of lent?
Use reasoning to answer the following question.
Ash Wednesday
To answer this question, we should know that: It is preceded by Shrove Tuesday and falls on the first day of Lent, the six weeks of penitence before Easter.

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The final answer: Ash Wednesday