Simplify the following text for a Grade 5 native English-speaking person.
Original: Their new conductor was Ludwig von Brenner ; in 1887 Hans von BÃ 1\/4 low , one of the most esteemed conductors in the world , took over the post .
Simplified: By 1887 they were known by their present name . Hans von BÃ 1\/4 low became their conductor that year and made them into a world class orchestra .