The PRO (Professional Referee Organization) which assigns referees to professional soccer matches in MLS, USL, NASL, NWSL, etc. has released a training video they use for their assistant referees.
See how many you can get right: (Write down your answers. The answers are revealed half-way through as each clip is repeated with a pause at the time of the decision.)
Source: http://www.proreferees.com/news-offside-test–pro-assistant-referee-training-camp.php
Denial of an Obvious Goal Scoring Opportunity by either deliberately handling the ball or by a foul/infraction that results in a free kick is punishable by a red card. Guest instructor Lee Eichenbaum from NOCRA covered this topic in our March monthly meeting.
PRO’s Play of the Week this week provides 3 videos of both DOGSO and non-DOGSO scenarios and gives a great graphic illustrating Direction of play, one of the four “D” criteria referees use to determine if a scenario is an OGSO. Remember, as the age and skill of the players gets lower, play must be at a narrower angle of attack and even closer to the goal before the opportunity can be considered obvious.
Here’s the link: http://www.proreferees.com/news-play-of-the-week—2014—wk4.php