Simplify the following Boolean expression using a Karnaugh Map:

$Y=A\frac{*}{b}ar(B)\frac{*}{b}ar(C)\frac{*}{b}ar(D)\frac{+}{b}ar(A)*B\frac{*}{b}ar(C)*D\frac{+}{b}ar(A)\frac{*}{b}ar(B)\frac{*}{b}ar(C)*D\frac{+}{b}ar(A)\frac{*}{b}ar(B)*C*D\frac{+}{b}ar(A)*B*C*D+A\frac{*}{b}ar(B)\frac{*}{b}ar(C)*D$