Original: Guru Nanak (,, GurÅ "NÄ nak) (15 April 1469 â" 22 September 1539) was the founder of the religion of Sikhism and the first of the ten Sikh Gurus.
Simplified: Guru Nanak Dev (October 20 1469 in Nankana Sahib, Punjab, Pakistan â "September 7 1539 in Kartarpur, Punjab, India) was the founder of Sikhism, and the first of the ten Sikh Gurus. There are ten Gurus who are important to Sikhs.