Capture complaints of patients with duration in FormBuilder 2.0

Am creating a form to Capture Complaints of a patient with corresponding Duration. I understad the Chief Complaint Control ,was supported in forms 1.0 , and not yet supported in Forms 2.0 .

What is the better (hacky) way to acieve this using the Form Builder ?? :slightly_smiling_face:

cc @angshuonline @mksd @mksrom