(a) He engages in sexual intercourse with another person who is incapable of consent because he or she is mentally retarded;
(b) Being twenty-one (21) years old or more, he or she engages in sexual intercourse with another person less than sixteen (16) years old; or
(c) Being twenty-one (21) years old or more, he or she engages in sexual intercourse with another person less than eighteen (18) years old and for whom he or she provides a foster family home as defined in KRS 600.020;
(d) Being a person in a position of authority or position of special trust, as defined in KRS 532.045, he or she engages in sexual intercourse with a minor under sixteen (16) years old with whom he or she comes into contact as a result of that position; or
(e) Being a jailer, or an employee, contractor, vendor, or volunteer of the Department of Corrections, Department of Juvenile Justice, or a detention facility as defined in KRS 520.010, or of an entity under contract with either department or a detention facility for the custody, supervision, evaluation, or treatment of offenders, he or she subjects a person who he or she knows is incarcerated, supervised, evaluated, or treated by the Department of Corrections, Department of Juvenile Justice, detention facility, or contracting entity, to sexual intercourse.