Original sentence: Meanwhile, Kathryn begins corrupting Cecile: First by teaching the latter what "first base" is by making out with her, then by encouraging Cecile to try it out with her Black cello teacher, Ronald Clifford (Sean Patrick Thomas), who is also smitten with Cecile
Edited sentence: Meanwhile, Kathryn begins corrupting Cecile: First by teaching the latter what "first base" is by making out with her, then by encouraging Cecile to try it out with her cello teacher, Ronald Clifford (Sean Patrick Thomas), who is also smitten with Cecile