Simplify the following text for a Grade 6 native English-speaking person.
Original: VolapÃ 1\/4 k conventions took place in 1884 ( Friedrichshafen ) , 1887 ( Munich ) and 1889 ( Paris ) .
Simplified: VolapÃ 1\/4 k conventions took place in 1884 , 1887 , and 1889 .