Instruct: Given a legal statement, retrieve articles that support it.
Query: 
A took the jewelry that B had forgotten, believing without negligence that it belonged to A. In this case, A may not obtain the ownership of the jewelry by good faith acquisition.


Article 192 A person that commences the possession of movables peacefully and openly by a transactional act acquires the rights that are exercised with respect to the movables immediately if the person possesses it in good faith and without negligence.


Article 397
If a person that is neither an obligor nor a mortgagor has possessed the mortgaged immovables in complete conformity with the requirements for acquisitive prescription, the mortgage is extinguished thereby.
Article 162
(1) A person that possesses the property of another for 20 years peacefully and openly with the intention to own it acquires ownership thereof.
(2) A person that possesses the property of another for 10 years peacefully and openly with an intention to own it acquires ownership thereof if the person was acting in good faith and was not negligent at the time when the possession started..


Article 707 (1) If a person that is not an obligor has performed an obligation by mistake and the obligee, acting in good faith, has allowed the instrument to be lost, has damaged the instrument, has waived the security, or has lost the claim by prescription, the person performing the obligation may not demand the return of subject matter of the performance.


Article 185
If it is assumed, due to the nature of the title, that a possessor does not have the intention to own, the nature of the possessor's possession does not change unless that possessor manifests the intention to own to the person that put the thing under that person's possession, or commences possession under a new title with an intention to own from that time..


Article 478
Performance made to a person that does not constitute a person authorized to accept the performance (meaning the obligee or a third party authorized to accept performance based on the provisions of laws and regulations or the manifestation of intention of the parties; the same applies hereinafter) but that appears to be the person authorized to accept the performance in light of common sense in the transaction is effective only if the person effecting performance was acting in good faith and without negligence..


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 302
A right of retention is extinguished if the holder of the right of retention loses possession of the thing retained;provided, however, that this does not apply if the thing retained is leased or it is made the subject of a pledge pursuant to the provisions of Article 298, paragraph (2)..


Article 239
(1) Ownership of movables without an owner are acquired by possessing the same with the intention to own.
(2) Ownerless immovables belong to the National Treasury..


Article 400
If the subject matter of a claim is the delivery of a specific thing, the obligor must retain the thing with the due care of a prudent manager, which is determined in light of the contract or other sources of claims and the common sense in the transaction, until the delivery..


Article 297
(1) A holder of a right of retention may collect fruits derived from the thing retained, and appropriate the same to the satisfaction of that holder's own claim before other obligees.
(2) The fruits referred to in the preceding paragraph must be appropriated first to the payment of interest on the claim, and any remainder must be appropriated to the satisfaction of the principal..


Article 660
(1) If a third party claiming rights with respect to the bailed thing has filed a lawsuit against the bailee, or has effected an attachment, provisional seizure, or provisional disposition, the bailee must notify the bailor of that fact without delay;provided, however, that this does not apply if the bailor already knows it.
(2) Even if a third party claims a right for the bailed thing, the bailee must return the bailed thing to the bailor unless the bailor gives instructions to the contrary;provided, however, that this does not apply if the bailee notifies the bailor in advance as referred to in the preceding paragraph or is not required to notify pursuant to the provisions of the proviso to that paragraph, and the bailee delivers the bailed thing to a third party based on a final and binding judgment (including anything that has the same effect as a final and binding judgment) ordering the delivery of the bailed thing to that third party.
(3) If the bailee is required to return the bailed thing to the bailor pursuant to the provisions of the preceding paragraph, the bailee is not liable to compensate any damage sustained by a third party due to the delivery of the bailed thing to the bailor..


Article 509 The obligor of either of the following obligations may not duly assert a set-off against the obligee; provided, however, that this does not apply if the obligee acquires a claim corresponding to the relevant obligation from another person:
(i) an obligation for compensation for loss or damage based on a tort committed in bad faith; or
(ii) an obligation for compensation for loss or damage for death or injury to person (excluding the one set forth in the preceding item).


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 95
(1) A manifestation of intention is voidable if it is based on either of the following mistakes, and the mistake is material in light of the purpose of the juridical act and the common sense in the transaction:
(i) a mistake wherein the person lacks the intention that corresponds to the manifestation of intention; or
(ii) a mistake wherein the person making the manifestation of intention holds an understandings that does not correspond to the truth with regard to the circumstances which the person has taken as the basis for the juridical act.
(2) A manifestation of intention under the provisions of item (ii) of the preceding paragraph may be rescinded only if it has been indicated that the circumstances in question are being taken as the basis for the juridical act.
(3) If a mistake is due to gross negligence on the part of the person making the manifestation of intention, that person may not rescind a manifestation of intention as under paragraph (1), except in the following cases:
(i) if the other party knew, or did not know due to gross negligence, of the mistake on the part of the person making the manifestation of intention; or
(ii) if the other party was under the same mistake as the person making the manifestation of intention.
(4) The rescission of a manifestation of intention under the provisions of paragraph (1) may not be duly asserted against a third party in good faith acting without negligence..


Article 549
Gifts become effective by the manifestation of intention by one of the parties to give a certain property to the other party gratuitously, and the acceptance of the other party thereof..


Article 184
If a thing is possessed through an agent, the principal orders that agent to thenceforward possess that thing on behalf of a third party, and that third party consents thereto, the third party acquires the possessory rights.
Article 344
The creation of a pledge becomes effective through delivery of the subject matter of the pledge to the obligee..


Article 718
(1) A possessor of an animal is liable to compensate for damage that the animal inflicts on another person;provided, however, that this does not apply if the possessor managed the animal while exercising reasonable care according to the kind and nature of the animal..


Article 186
(1) A possessor is presumed to possess a thing with the intention to own, in good faith peacefully and openly.
(2) If there is evidence of possession at two different points in time, it is presumed that possession continued during that interval..


Article 184
If a thing is possessed through an agent, the principal orders that agent to thenceforward possess that thing on behalf of a third party, and that third party consents thereto, the third party acquires the possessory rights..


Article 520
If a claim and obligation becomes vested in the same person, such claim is extinguished;provided, however, that this does not apply if such a claim is the subject matter of the right of a third party..


Article 192
A person that commences the possession of movables peacefully and openly by a transactional act acquires the rights that are exercised with respect to the movables immediately if the person possesses it in good faith and without negligence..


Article 333
Statutory liens may not be exercised against the movables that are the subject matter of the same after the obligors have delivered those movables to third party acquirers..


Article 704
A beneficiary in bad faith must return the benefit received together with interest thereon. In such cases, if any damage still remains, the beneficiary is liable to compensate for this..


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 182
(1) The transfer of possessory rights is effected by the delivery of the thing possessed.
(2) If a transferee or the agent of a transferee is actually holding the thing under possession, the transfer of possessory rights may be effected by the parties' manifestations of intention alone..
