pub static LISTS: &str = "member(X, [X|_]).
                          member(X, [_|Xs]) :- member(X, Xs).
                          
                          select(X, [X|Xs], Xs).
                          select(X, [Y|Xs], [Y|Ys]) :- select(X, Xs, Ys).
                          
                          append([], R, R).
                          append([X|L], R, [X|S]) :- append(L, R, S).
                          
                          once(G) :- G, !.
                          
                          memberchk(X, Xs) :- member(X, Xs), !.
                          
                          reverse(Xs, Ys) :- reverse(Xs, [], Ys).
                          
                          reverse([], Ys, Ys) :- !.
                          reverse([H|T], Ps, Rs) :-
                              reverse(T, [H|Ps], Rs).
                          
                          between(Lower, Upper, Lower) :-
                             Lower =< Upper.
                          between(Lower1, Upper, X) :-
                             Lower1 < Upper,
                             Lower2 is Lower1 + 1,
                             between(Lower2, Upper, X).
                          
                          maplist(_, []).
                          maplist(Cont1, [E1|E1s]) :-
                             call(Cont1, E1),
                             maplist(Cont1, E1s).
                          
                          maplist(_, [], []).
                          maplist(Cont2, [E1|E1s], [E2|E2s]) :-
                             call(Cont2, E1, E2),
                             maplist(Cont2, E1s, E2s).
                          
                          maplist(_, [], [], []).
                          maplist(Cont3, [E1|E1s], [E2|E2s], [E3|E3s]) :-
                             call(Cont3, E1, E2, E3),
                             maplist(Cont3, E1s, E2s, E3s).
                          
                          maplist(_, [], [], [], []).
                          maplist(Cont, [E1|E1s], [E2|E2s], [E3|E3s], [E4|E4s]) :-
                             call(Cont, E1, E2, E3, E4),
                             maplist(Cont, E1s, E2s, E3s, E4s).
                          
                          maplist(_, [], [], [], [], []).
                          maplist(Cont, [E1|E1s], [E2|E2s], [E3|E3s], [E4|E4s], [E5|E5s]) :-
                             call(Cont, E1, E2, E3, E4, E5),
                             maplist(Cont, E1s, E2s, E3s, E4s, E5s).
                          
                          maplist(_, [], [], [], [], [], []).
                          maplist(Cont, [E1|E1s], [E2|E2s], [E3|E3s], [E4|E4s], [E5|E5s], [E6|E6s]) :-
                             call(Cont, E1, E2, E3, E4, E5, E6),
                             maplist(Cont, E1s, E2s, E3s, E4s, E5s, E6s).
                          
                          maplist(_, [], [], [], [], [], [], []).
                          maplist(Cont, [E1|E1s], [E2|E2s], [E3|E3s], [E4|E4s], [E5|E5s], [E6|E6s], [E7|E7s]) :-
                             call(Cont, E1, E2, E3, E4, E5, E6, E7),
                             maplist(Cont, E1s, E2s, E3s, E4s, E5s, E6s, E7s).
                          
                          maplist(_, [], [], [], [], [], [], [], []).
                          maplist(Cont, [E1|E1s], [E2|E2s], [E3|E3s], [E4|E4s], [E5|E5s], [E6|E6s], [E7|E7s], [E8|E8s]) :-
                             call(Cont, E1, E2, E3, E4, E5, E6, E7),
                             maplist(Cont, E1s, E2s, E3s, E4s, E5s, E6s, E7s, E8s).";