diff --git a/src/data/roadmaps/shell-bash/content/background-jobs@Zjn5u1IUWqyyya4c2cHiP.md b/src/data/roadmaps/shell-bash/content/background-jobs@Zjn5u1IUWqyyya4c2cHiP.md
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-# Background jobs
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diff --git a/src/data/roadmaps/shell-bash/content/literals@Bj0lEgFXJtG_7y6YssOcj.md b/src/data/roadmaps/shell-bash/content/literals@Bj0lEgFXJtG_7y6YssOcj.md
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-# Literals
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diff --git a/src/data/roadmaps/shell-bash/content/regex--grep-sed-awk@jg-aCpStgHiyt7edHHg7G.md b/src/data/roadmaps/shell-bash/content/regex--grep-sed-awk@jg-aCpStgHiyt7edHHg7G.md
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-# regex + grep, sed, awk
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diff --git a/src/data/roadmaps/shell-bash/content/what-is-a-shell@YD3FMyy1Wma0gXc8G612A.md b/src/data/roadmaps/shell-bash/content/what-is-a-shell@YD3FMyy1Wma0gXc8G612A.md
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-# What is a shell?
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