Part $1(8$ pts$)$

Consider the UML class diagram below.

$1.(1$ pt$)$ Create file bladerunner.pl$,$ and codify the following clauses in Prolog: class$/1,$ is$\_$abstract$/1,$ interface$/1,$ extends$/2,$ and implements$/2.$

$2.(3$ pts$)$ Create predicate formulas for the following:

$-$ subtype $\backslash (($S$,$ T$)\backslash ).$

$-\backslash (\backslash$operatorname$\{$sibling$\}($X$,$ Y$)\backslash ).$