Simplify the following text for a Grade 10 native English-speaking person.
Original: In 1882 he became the first conductor of the newly-established Berlin Philharmonic Orchestra , leading its Berlin debut concert on October 17 of that year .
Simplified: In 1882 he became the first conductor of a new orchestra , the Berlin Philharmonic Orchestra , which was soon to become one of the world 's best orchestras .