C.R.S. § 38-30-167: Right of purchaser to obtain partial specific performance.

If it is impossible for a vendor of real property to convey a portion of the real property he contracted to convey, the vendee has a right to obtain a conveyance of that portion which it is possible to convey and a right to obtain damages or other equitable relief concerning the portion which it is impossible to convey. For the purposes of this section, "vendor" includes an optionor or a grantor of a right to repurchase or lease, and "vendee" includes an optionee or a holder of a right to repurchase or lease.