Simplify the following text for a Grade 11 native English-speaking person.
Original: Based on the evidence and confessions he obtained , Nowell committed Alizon and ten others to Lancaster Gaol to be tried at the next assizes for maleficium , causing harm by witchcraft .
Simplified: Based on the evidence and confessions he obtained , Nowell sent Alizon and ten others to Lancaster Gaol , to be tried for maleficiumâ '' causing harm by witchcraft .