BUR #13 has been approved by @VeliteAquila.
create implication olmec -> mesoamerica
create implication epi-olmec -> mesoamerica
create implication tlaxcaltec -> mesoamerica
create implication mixtec -> mesoamerica
create implication purepecha -> mesoamerica
create implication capacha -> mesoamerica
create implication ixtlan_del_rio -> west_mexican_tomb_shaft_tradition
create implication west_mexican_tomb_shaft_tradition -> mesoamerica
create implication mexica -> mesoamerica
create implication totonac -> mesoamerica
create implication teotihuacan -> mesoamerica
create implication maya -> mesoamerica
create implication zapotec -> mesoamerica
adding a number of mesoamerican cultures here