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:
| place | player | country | score | to par |
| t1 | billy casper | united states | 69 + 68 = 137 | - 3 |
| t1 | arnold palmer | united states | 71 + 66 = 137 | - 3 |
| t3 | phil rodgers | united states | 70 + 70 = 140 | e |
| t3 | rives mcbee | united states | 76 + 64 = 140 | e |
| t5 | jack nicklaus | united states | 71 + 71 = 142 | + 2 |
| t5 | johnny miller (a) | united states | 70 + 72 = 142 | + 2 |
| t7 | julius boros | united states | 74 + 69 = 143 | + 3 |
| t7 | dave hill | united states | 72 + 71 = 143 | + 3 |
| t7 | kel nagle | australia | 70 + 73 = 143 | + 3 |
| t10 | bob goalby | united states | 71 + 73 = 144 | + 4 |
| t10 | al mengert | united states | 67 + 77 = 144 | + 4 |
Title:
1966 u.s. open (golf)
Statement:
all players are not from the united states except billy casper
Answer:
refuted