Question 1
Blue is matched against Yellow and Red against Green. On a leg of the course to a windward mark Blue is close-hauled on starboard tack, Yellow and Green are overlapped, both close-hauled on port. Yellow, to leeward of Green, cannot tack and clear Green. Blue and Yellow are on a collision course. Yellow hails and signals for room to tack. Green does not respond, Yellow is unable to tack, Blue is forced to change course to keep clear. Blue and Yellow display flag Y. What should the umpires do?
