### Instruction:

Extract the cause and effect entities from the following sentence:
Based on the complexity of the methodology and the expected accuracy of the validation, the four validation categories are further subdivided into several classes

### Assistant:

KEYWORD: Based on
CONDITION: are further subdivided into several classes
VARIABLE: the four validation categories
AND: and
CAUSE_1: the complexity of the methodology
CAUSE_2: the expected accuracy of the validation
EFFECT_1: the four validation categories are further subdivided into several classes


### END
