Possible Clues:

• Room in place containing miniature that's mounted
• Set about reversing small scope for manoeuvre
• Spooner's little song gives room for movement
• Learner not great when turning — certainly establishing safety margin
• Place containing small back room
• Raised fish process margin of safety
• One not going straight will have to make this up
• Wonder about entering grassland to find room to play
• General procedure for producing play
• This way it gives the twister enough room