Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| headstamp id | primer annulus color | bullet tip color | other features | functional type |
| vii or viiz | purple | none | none | light ball |
| viiiz | purple | none | none | heavy ball |
| g1 , g2 , g3 , g7 or g8 | red | none | none | tracer |
| g4 , g4z , g6 or g6z | red | white | none | tracer |
| g5 or g5z | red | gray | none | tracer |
| w1 or w1z | green | none | none | ap |
| b4 or b4z | blue | none | step in bullet jacket | incendiary |
| b6 or b6z | blue | none | none | incendiary |
| b7 or b7z | blue | blue | none | incendiary |
| o1 | black | black | none | observing |
| pg1 or pg1z | red | none | blue band on case base | practice - tracer |
| h1z | none | none | front half of case blackened | grenade - launching |
| h2 | none | none | entire case blackened | grenade - launching |
| h4 | none | none | case blackened 3 / 4 inch from each end | grenade - launching |
Title:
none
Statement:
the functional type of the light ball has a purple bullet tip color
Answer:
refuted