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:
| pick | player | position | nationality | nhl team | college / junior / club team |
| 163 | marty ketola | right wing | united states | pittsburgh penguins | cloquet high school (ushs - mn) |
| 164 | bill fordy | left wing | canada | hartford whalers | guelph platers (ohl) |
| 165 | jay octeau | defence | united states | new jersey devils | mount st charles academy (ushs - ri) |
| 166 | dave sikorski | defence | united states | detroit red wings | cornwall royals (ohl) |
| 167 | bruce fishback | centre | united states | los angeles kings | white bear lake high school (ushs - mn) |
| 168 | cliff abrecht | defence | canada | toronto maple leafs | princeton university (ecac) |
| 169 | todd flichel | defence | canada | winnipeg jets | gloucester rangers (cojhl) |
| 170 | allan measures | defence | canada | vancouver canucks | calgary wranglers (whl) |
| 171 | rob kivell | defence | canada | calgary flames | victoria cougars (whl) |
| 172 | wayne groulx | centre | canada | quebec nordiques | sault ste marie greyhounds (ohl) |
| 173 | paul jerrard | right wing | canada | new york rangers | notre dame hounds (sjhl) |
| 174 | tim hoover | defence | canada | buffalo sabres | sault ste marie greyhounds (ohl) |
| 175 | dave cowan | left wing | united states | washington capitals | washburn high school (ushs - mn) |
| 176 | paul pulis | right wing | united states | minnesota north stars | hibbing high school (ushs - mn) |
| 177 | kevin vescio | defence | canada | new york islanders | north bay centennials (ohl) |
| 178 | grant mckay | defence | canada | montreal canadiens | university of calgary (ciau) |
| 179 | brian noonan | centre | united states | chicago black hawks | archbishop williams high school (ushs - ma) |
| 180 | dave roach | goaltender | canada | edmonton oilers | new westminster royals (bcjhl) |
| 181 | robbie nichols | left wing | canada | philadelphia flyers | kitchener rangers (ohl) |
| 182 | harri laurila | defence | finland | boston bruins | lahti (finland) |
Title:
1983 nhl entry draft
Statement:
in the 1983 nhl draft , draft pick 164 , 175 , and 181 were all canadians who played defence
Answer:
refuted