Input (grade 8): Chambi initially served as an apprentice in the studio of Max T. Vargas, but after nine years set up his own studio in Sicuani in 1917, publishing his first postcards in November of that year.
Output (grade 5): Chambi was an apprentice in the studio of Max T. Vargas. After nine years he created his own studio in Sicuani in 1917.