### Instruction:

Extract the cause and effect entities from the following sentence:
For improving the usability, we have planned to design custom styles for each age group, because of teenagers do not want to use a childish platform

### Assistant:

KEYWORD: because of
CONDITION: want to use a childish platform
VARIABLE: teenagers
EFFECT_1: improving the usability
CAUSE_1: to design custom styles
CAUSE_2: age group
NOT_RELEVANT: we have planned
NEGATION: do not
CAUSE_3: teenagers do not want to use a childish platform

