# data[].attributes.body
i was born

# data[].attributes.body
i entered kindergarten

# data[].attributes.body
i entered the primary

# data[].attributes.body
i know how to read and resolve math problems

# data[].attributes.body
i graduated from primary school

# data[].attributes.body
i entered secondary school

# data[].attributes.body
i entered preparatory school

# data[].attributes.body
i am about to graduate from preparatory

# data[].attributes.body
When I was born, I had already entered to kindergarten
When I entered to elementary school, I had already finished kindergarten
When I was in middle school, I had already graduated from elementary school
When I entered to high school, I graduated from middle school
By the time I was in middle school, I had already know how to do math problems