create implication taur_upper_pregnancy (66) -> taur (20793)
create implication taur_upper_pregnancy (66) -> pregnant (47510)
create implication taur_lower_pregnancy (206) -> taur (20793)
create implication taur_lower_pregnancy (206) -> pregnant (47510)
create implication taur_double_pregnancy (53) -> taur_upper_pregnancy (66)
create implication taur_double_pregnancy (53) -> taur_lower_pregnancy (206)