Run binwalk -e Tulips.rar to see if there are other files appended to the end of the archive (steganography).
Use strings Tulips.rar | grep -i "flag" to search for plain-text flags or passwords hidden in the binary data. 4. Extraction & Flag Tulips.rar
Usually, the final goal is a string like CTF... found inside one of the extracted files. Run binwalk -e Tulips