Recipients: comma seperated list of recipients emails.
Required: the required fields
Subject: subject for the email
Thanks message: message that appears on submitting form
Following this is 2 carriage returns (one line) and then your form elements. your forms elements take up two lines and are seperated by one line. So to create 2 textboxes for Name and Phone you would enter:
Name: text,name
Phone: text,phone
The first line of the element is the label. The second line is input type,input name, followed by options depending on the input type. Here are the second lines for each input type: