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#Name: {
	first: string
	last:  string
}

#Contact: {
	email?: =~"^[a-zA-Z0-9._%+\\-]+@[a-zA-Z0-9.\\-]+\\.[a-zA-Z]{2,}$"
	phone?: =~"^[0-9]{3}-[0-9]{3}-[0-9]{4}$"
}

#Person: {
	name:    #Name
	age:     int & >=0
	contact: #Contact
}

[...#Person]