Instruct: Given a statement, retrieve articles that support it.
Query: 
If A delays in delivering X after the contract of sale stipulates that a third party (G) is to acquire the ownership of X and G manifests intention of availing of the benefit, B may not cancel the contract of sale without G's consent.


Article 537 (1) If one of the parties promises in a contract to render a certain performance to a third party, the third party has the right to claim that performance directly from the obligor.
Article 538 (1) After rights of the third party have accrued pursuant to the provisions of the preceding Article, the parties may not modify or extinguish those rights.
(2) If, after rights of the third party accrue pursuant to the provisions of the preceding Article, the obligor does not perform the obligation to the third party, the other party to the contract referred to in paragraph (1) of that Article may not cancel the contract without the consent of the third party.


Article 116
Ratification is retroactive to the time of the conclusion of the contract unless a particular intention is manifested;provided, however, that this may not prejudice the rights of a third party..


Article 533
A party to a bilateral contract may refuse to perform that party's own obligation until the other party tenders the performance of that other party's obligation (including the performance of an obligation to compensate for loss or damage in lieu of the performance of an obligation);provided, however, that this does not apply if the obligation of the other party is not yet due.
Article 575
(1) If the subject matter of a sale which has not yet been delivered bears fruits, the fruits vest in the seller.
(2) The buyer bears the obligation to pay interest on the price beginning from the day of delivery;provided, however, that if a due date is provided for the payment of the price, it is not necessary to pay the interest until that due date arrives..


Article 598
(1) In the case prescribed in paragraph (2) of the preceding Article, upon the passage of a period that is sufficient for the borrower to use and make profit from the borrowed thing in line with the purpose referred to in that paragraph, the lender may cancel the contract.
(2) If the parties do not specify a period of a loan for use or a purpose of using and making profit from the borrowed thing, the lender may cancel the contract at any time.
(3) The borrower may cancel the contract at any time..


Article 556
(1) An option contract for a purchase and sale made by one party becomes effective when the other party manifests the intention to complete the purchase and sale.
(2) If no period is provided in relation to the manifestation of intention referred to in the preceding paragraph, the party to the option contact may issue a notice of demand to the other party, specifying a reasonable period of time, to the effect that the other party is to give a definite answer as to whether or not that party will complete the sale within that period. In such cases, if the other party fails to give a definite answer within that period, the option contract for a purchase and sale by one party ceases to be effective..


Article 467
(1) The assignment of a claim (including the assignment of a claim that is yet to arise) may not be duly asserted against the applicable obligor or any other third party, unless the assignor gives notice thereof to the obligor or the obligor has consented to the same.
(2) Notice or consent as referred to in the preceding paragraph may not be duly asserted against a third party other than the obligor unless the notice or the consent is made using an instrument bearing a certified date..


Article 419
(1) The amount of the compensation for loss or damage for failure to perform an obligation to deliver money is determined with reference to the statutory interest rate as of the time when the obligor first assumes the responsibility for the delay;provided, however, that if the agreed-upon interest rate exceeds the statutory interest rate, the agreed-upon interest rate prevails.
(2) The obligee is not be required to prove loss or damage with respect to the compensation for loss or damage referred to in the preceding paragraph.
(3) The obligor may not raise the defense of force majeure with respect to the compensation for loss or damage referred to in paragraph (1)..


Article 525
(1) An offer made without specifying a period for acceptance may not be revoked until the passage of a reasonable period of time for the offeror to receive a notice of acceptance;provided, however, that this does not apply if the offeror reserves the right to revoke.
(2) Notwithstanding the provisions of the preceding paragraph, an offer referred to in that paragraph which has been made to a person with whom the offeror is having a dialogue may be revoked at any time while the dialogue continues.
(3) If an offeror does not receive from a person with whom the offeror is having a dialogue a notice of acceptance of the offer referred to in paragraph (1) while the dialogue continues, the offer ceases to be effective;provided, however, that this does not apply if the offeror manifests the intention to maintain the effect of the offer after the end of the dialogue..


Article 651
(1) A mandate may be cancelled by either party at any time.
(2) In the following cases, a party that has cancelled a mandate pursuant to the provisions of the preceding paragraph must compensate for damage suffered by the other party;provided, however, that this does not apply if there was a compelling reason for the cancellation:
(i) if the party cancels the mandate at a time that is detrimental to the other party; or
(ii) if the mandator cancels the mandate for which the purpose includes the interests for the mandatary (excluding the profit to be obtained exclusively by receiving remuneration)..


Article 550
Gifts not in writing may be cancelled by either party;provided, however, that this does not apply to a portion of the gift for which performance has been completed..


Article 566
If the subject matter delivered by the seller to the buyer does not conform to the terms of the contract with respect to the kind or quality, and the buyer fails to notify the seller of the non-conformity within one year from the time when the buyer becomes aware of it, the buyer may not demand cure of the non-conformity of performance, demand a reduction of the price, claim compensation for loss or damage, or cancel the contract, on the grounds of the non-conformity;provided, however, that this does not apply if the seller knew or did not know due to gross negligence the non-conformity at the time of the delivery..


Article 533
A party to a bilateral contract may refuse to perform that party's own obligation until the other party tenders the performance of that other party's obligation (including the performance of an obligation to compensate for loss or damage in lieu of the performance of an obligation);provided, however, that this does not apply if the obligation of the other party is not yet due.
Article 575
(1) If the subject matter of a sale which has not yet been delivered bears fruits, the fruits vest in the seller.
(2) The buyer bears the obligation to pay interest on the price beginning from the day of delivery;provided, however, that if a due date is provided for the payment of the price, it is not necessary to pay the interest until that due date arrives..


Article 521
(1) Unless otherwise provided for in laws and regulations, any person may freely decide whether or not to conclude a contract.
(2) Parties to a contract may freely decide the terms of the contract, subject to the restrictions prescribed by laws and regulations..


Article 637
(1) In the case prescribed in the main clause of the preceding Article, if the party ordering work fails to notify the contractor of the non-conformity to the terms of the contract within one year from the time when the party becomes aware of it, the party ordering work may not demand cure of the non-conformity of performance, demand a reduction of the remuneration, claim compensation for loss or damage, or cancel the contract.
(2) The provisions of the preceding paragraph do not apply if the contractor knew or did not know due to gross negligence the non-conformity referred to in that paragraph at the time when the contractor delivers the subject matter of work (in the case of the subject matter of work that is not required to be delivered, when the work is finished)..


Article 467
(1) The assignment of a claim (including the assignment of a claim that is yet to arise) may not be duly asserted against the applicable obligor or any other third party, unless the assignor gives notice thereof to the obligor or the obligor has consented to the same.
(2) Notice or consent as referred to in the preceding paragraph may not be duly asserted against a third party other than the obligor unless the notice or the consent is made using an instrument bearing a certified date..


Article 121-2 (1) A person that has received payment or delivery as the performance of an obligation based on a void act has an obligation to restore the other party to the original state.
(2) Notwithstanding the provisions of the preceding paragraph, if a person that receives payment or delivery as the performance of an obligation based on a void gratuitous act did not know that the act was void at the time of receiving the payment or delivery (or if the person did not know that the act was voidable at the time of receiving the payment or delivery in the case of an act which is deemed void ab initio pursuant to the provisions of the preceding Article after the receipt of the payment or delivery), has an obligation to return to the extent currently enriched by the act.


Article 496
(1) As long as the obligee does not accept the deposit, or the judgment which pronounces that the deposit is effective does not become final and binding, the performer may recover the deposited thingy. In such case, it is deemed that no deposit has been effected.
(2) The provisions of the preceding paragraph do not apply in cases any pledge or mortgage has been extinguished due to the deposit..


Article 593
A loan for use becomes effective if one of the parties promises to deliver a certain thing, and the other party promises to return the thing when the contract is terminated after the other party gratuitously uses and makes profit of the borrowed thing..


Article 551
(1) The donor is presumed to have promised to deliver or transfer the thing or right that is the subject matter of the gift, while maintaining its condition as of the time when it is specified as the subject matter of the gift.
(2) With respect to gifts with burden, the donor provides the same warranty as that of a seller, to the extent of that burden..


Article 617
(1) If the parties do not specify the term of a lease, either party may give a notice of termination at any time. In such cases, a lease as set forth in one of the following items terminates when the term prescribed in that item has passed after the day of the notice of termination:
(i)
(ii)
(iii)
(2) With respect to leases of land with harvest seasons, the notice of termination must be given after the end of that season and before the next start of cultivation.
Article 591
(1) If the parties do not define the time for return of borrowed things, the lender may demand their return, specifying a reasonable period of time.
(2) The borrower may return the borrowed thing at any time, irrespective of whether the parties have defined the time of return of the thing.
(3) If the parties defined the time of return of the borrowed thing, and the lender sustains any damage because the borrower returns the thing prior to the time of return, the lender may claim compensation therefor from the borrower..


Article 419
(1) The amount of the compensation for loss or damage for failure to perform an obligation to deliver money is determined with reference to the statutory interest rate as of the time when the obligor first assumes the responsibility for the delay;provided, however, that if the agreed-upon interest rate exceeds the statutory interest rate, the agreed-upon interest rate prevails.
(2) The obligee is not be required to prove loss or damage with respect to the compensation for loss or damage referred to in the preceding paragraph.
(3) The obligor may not raise the defense of force majeure with respect to the compensation for loss or damage referred to in paragraph (1)..


Article 117
(1) A person who concludes a contract as an agent of another person is liable to the counterparty for the performance of the contract or compensation for loss or damage, as chosen by the counterparty, unless the person proves the authority to represent or the principal ratifies the contract.
(2) The provisions of the preceding paragraph do not apply in the following cases:
(i) if the counterparty knew that the person who concluded the contract as an agent of the other person had no authority to represent;
(ii) if the counterparty was negligent in not knowing that the person who concluded the contract as an agent of the other person had no authority to represent;provided, however, that this does not apply if the person who concluded a contract as an agent of the other person knew themselves to have no authority to represent; or
(iii) if the legal capacity to act of the person who concluded the contract as an agent of the other person was subject to restrictions..


Article 295
(1) If a possessor of a thing belonging to another person has a claim that has arisen in relation to that thing, that possessor may retain that thing until that claim is satisfied;provided, however, that this does not apply if the relevant claim has not yet fallen due.
(2) The provisions of the preceding paragraph do not apply if possession commenced by means of a tortious act..


Article 415 (1) If an obligor fails to perform consistent with the purpose of the obligation or the performance of an obligation is impossible, the obligee may claim compensation for loss or damage arising from the failure; provided, however, that this does not apply if the failure to perform the obligation is due to grounds not attributable to the obligor in light of the contract or other sources of obligation and the common sense in the transaction.
Article 561 If the subject matter of a sale is another person's right (including a part of a right that belongs to another person), the seller bears an obligation to acquire the right and transfer it to the buyer.


Article 129
While it is uncertain whether or not a condition will be fulfilled, the rights and obligations of the party concerned may be disposed of, inherited or preserved, or a security may be provided therefor, in accordance with the general provisions..
