an Entity references as follows:
Mehmed Esad Yesari (Modern Turkish: Mehmet Es'ad Yesârî) (died 1798) (alternative names: Asad Yasārī, Taliknüvis Mehmed al-Assad, Şeyhülislam Veliyüddin Efendi) was an 18th-century Ottoman calligrapher known as the greatest calligrapher of his age.