Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:

Convert text to sql: Find the first and last name of the faculty who is involved in the largest number of activities. | activity : actid , activity_name | participates_in : stuid , actid | faculty_participates_in : facid , actid | student : stuid , lname , fname , age , sex , major , advisor , city_code | faculty : facid , lname , fname , rank , sex , phone , room , building | participates_in.actid = activity.actid | participates_in.stuid = student.stuid | faculty_participates_in.actid = activity.actid | faculty_participates_in.facid = faculty.facid | 

### Response:

select _ from _ group by _ order by count ( _ ) desc limit _ | select faculty.fname , faculty.lname from faculty join faculty_participates_in on faculty.facid = faculty_participates_in.facid group by faculty.facid order by count ( * ) desc limit 1