☘️ Dark series check

Dark character database and family trees in Prolog

dark.pl analyses facts about parents, gender,of Dark series characters in all 3 worlds, and implements rules.

Queries include the following:

Relationship - Find the relationship between X and Y
```
?-relationship(X, Y).
```
Parents - X is the parent of Y. You can also query mother/father
```
?-parent(X, Y). 
```
List all parents of a character X
```
?-parents(X, Parents).
```
Children - X is the child of Y. You can also query son/daughter
```
?-child(X, Y).
```
List all children of a character X
```
?-children(X, Children).
```
Sibling - X the sibling of Y. Can also query brother/sister
```
?-sibling(X, Y).
```
List all siblings of a character X
```
?-list_siblings(X, Siblings).
```
Aunt, Uncle, Neice, Nephew - Can all be queried like the above, where X is the relation to Y
Full Profile - Gathers all relationships of a character
```
?-about(X).
```