Please read the following table in Markdown format and then answer the question according to the table. 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 |
| --- | --- | --- | --- | --- | --- |
| 223.0 | Dave Goertz | Defence | Canada | Pittsburgh Penguins | Regina Pats (WHL) |
| 224.0 | Darcy Kaminski | Defence | Canada | Hartford Whalers | Lethbridge Broncos (WHL) |
| 225.0 | Alexei Kasatonov | Defence | Soviet Union | New Jersey Devils | Moscow CSKA (USSR) |
| 226.0 | Chuck Chiatto | Centre | United States | Detroit Red Wings | Cranbrook High School (USHS-MI |
| 227.0 | Chad Johnson | Centre | United States | Los Angeles Kings | Roseau High School (USHS-MN) |
| 228.0 | Ron Choules | Left Wing | Canada | Toronto Maple Leafs | Trois-Rivieres Draveurs (QMJHL) |
| 229.0 | Jamie Husgen | Defence | United States | Winnipeg Jets | Des Moines Buccaneers (USHL) |
| 230.0 | Jay Mazur | Right Wing | Canada | Vancouver Canucks | Breck School (USHS-MN) |
| 231.0 | Sergei Makarov | Right Wing | Soviet Union | Calgary Flames | Moscow CSKA (USSR) |
| 232.0 | Bo Berglund | Right Wing | Sweden | Quebec Nordiques | Djurgardens IF (Sweden) |
| 233.0 | Ulf Nilsson | Goaltender | Sweden | New York Rangers | Skelleftea (Sweden) |
| 234.0 | Marc Hamelin | Goaltender | Canada | Buffalo Sabres | Shawinigan Cataractes (QMJHL) |
| 235.0 | Kermit Salfi | Left Wing | United States | Buffalo Sabres | Northwood School (USHS-NY) |
| 236.0 | Paul Roff | Right Wing | United States | Minnesota North Stars | Edina High School (USHS-MN) |
| 237.0 | Peter McGeough | Defence | United States | New York Islanders | Bishop Hendricken High School (USHS-RI) |
| 238.0 | Jean-Guy Bergeron | Defence | Canada | Montreal Canadiens | Shawinigan Cataractes (QMJHL) |
| 239.0 | Jindrich Kokrment | Centre | Czechoslovakia | Quebec Nordiques | Litvinov (Czechoslovakia) |
| 240.0 | Steven Woodburn | Defence | Canada | Edmonton Oilers | Verdun Juniors (QMJHL) |
| 241.0 | Harold Duvall | Left Wing | United States | Philadelphia Flyers | Belmont Hill School (USHS-MA) |
| 242.0 | Greg Murphy | Defence | United States | Boston Bruins | Trinity-Pawling High School (USHS-NY) |
Question:
Which school did harold duvall attend?
Answer:
Belmont Hill School (USHS-MA)