Complex sentence: She graduated from UB in 1969, according to Kathleen, "on Sunday afternoon and started work Monday morning" at the New Yorker magazine as the Promotion and Publicity department art director under Hoyt Spelman.
Split into simpler sentences: She graduated from UB in 1969, according to Kathleen, "on sunday afternoon and started work monday morning" at the New Yorker magazine. Kathleen was the Promotion and Publicity department art director for The New Yorker magazine under Hoyt Spelman.