law: Specific Relief Act, 1963
  29. Alternative prayer for rescission in suit for specific
  
  performance
  A plaintiff instituting a suit for the specific performance of a
  
  contract in writing may pray in the alternative that, if the contract cannot be
  
  specifically enforced, it may be rescinded and delivered up to be cancelled;
  
  and the court, if it refuses to enforce the contract specifically, may direct
  
  it to be rescinded and delivered up accordingly.