Complex sentence: Goncharov acknowledged Turgenev's priority in "discovering nihilism", and admitted there was historical and artistic authenticity in Bazarov's character, yet in the late 1850s, relations between the two apparently deteriorated, and things came to a head in March 1860.
Split into simpler sentences: Goncharov acknowledged Turgenev's priority in "discovering nihilism" and admitted there was historical and artistic authenticity in Bazarov's character. Yet in the late 1850's apparently the relations between the two deteriorated and things came to a head in March 1860.