change category 1789 (2) -> meta
change category 1774 (1) -> meta
change category 1772 (2) -> meta
change category 1652 (1) -> meta
change category 1624 (1) -> meta
change category 1578 (1) -> meta
change category 1502 (1) -> meta
create implication 1789 (2) -> 18th_century (62)
create implication 1774 (1) -> 18th_century (62)
create implication 1772 (2) -> 18th_century (62)
create implication 1652 (1) -> 17th_century (44)
create implication 1624 (1) -> 17th_century (44)
create implication 1578 (1) -> 16th_century (40)
create implication 1502 (1) -> 16th_century (40)