create implication taur_upper_pregnancy (81) -> taur (22028)
create implication taur_upper_pregnancy (81) -> pregnant (50657)
create implication taur_lower_pregnancy (266) -> taur (22028)
create implication taur_lower_pregnancy (266) -> pregnant (50657)
create implication taur_double_pregnancy (65) -> taur_upper_pregnancy (81)
create implication taur_double_pregnancy (65) -> taur_lower_pregnancy (266)