[tag=DT] [lemma=□] □ □
[tag=DT] [lemma=include] □ □
These include situations where the arbitration agreement is invalid under the law governing it ; where a party is under an incapacity under the law applicable to him ; and where the party against whom the award is invoked has not been given proper notice of appointment of the arbitrator or of the arbitral proceedings , or was otherwise unable to present his case .