anchor.diff:  					Computed:     true,
   					AtLeastOneOf: instanceConfigKeys,
   					ForceNew:     true,
  +					Description:  `The name of a Google Compute Engine machine type to create for the master/worker`,
   				},
   
   				"min_cpu_platform": {
  
positive.code: 					Computed:     true,
  					AtLeastOneOf: instanceConfigKeys,
  					ForceNew:     true,
  				},
  				"disk_config": {
  					Type:         schema.TypeList,
  
negative.code: 	return &schema.Resource{
  		Schema: map[string]*schema.Schema{
  			"accelerator_type": {
  				Type:        schema.TypeString,
  				Required:    true,
  				ForceNew:    true,
  				Description: `The short name of the accelerator type to expose to this instance. For example, nvidia-tesla-k80.`,
  			},
  
  			"accelerator_count": {
  				Type:        schema.TypeInt,
  				Required:    true,
  				ForceNew:    true,
  				Description: `The number of the accelerator cards of this type exposed to this instance. Often restricted to one of 1, 2, 4, or 8.`,
  			},
  		},
  	}
  