Give you a statement and table with its title, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a ternary classification problem, you should choose the answer among supported, refuted and neutral. Table cells in one row are seperated by '|', and different rows are seperated by '
'. If cell value is a list, we use '	' to seperate each list element.

Table:
| Metropolitan municipality | 15,029,231 |
| Rank | 1st in Turkey |
| Metro density | 2,813/km 2  (7,290/sq mi) |
| Demonym(s) | Istanbulite |
| Time zone | UTC+3 (TRT) |
| Postal code | 34000 to 34990 |
| Area code(s) | 212  (European side)	216  (Asian side) |
| Vehicle registration | 34 |
| Nominal GDP | 2017 |
| Nominal GDP Total | US$349 billion |
| Nominal GDP Per capita | US$23,221 |
| HDI (2017) | 0.812 - very high |
| GeoTLD | .ist, .istanbul |
| Website | ibb .istanbul     www .istanbul .gov .tr |
Title:
Istanbul
Statement:
Istanbul is the biggest city in Turkey.
Answer:
supported