//@module: amd
interface I1 { item:number; }

module M1 {
    interface I1 { item:string; }  
    interface I2 { item:number; }   
    class C1 implements I1 {
        public item:number;
    }
    class C2 implements I1 {
        public item:string;
    }
    class C3 implements I2 {
        public item:number;
    }
    
    class C4 implements M2.I1 { 
        public item:string;
    }

    class C5 implements M2.M3.I1 {
        public item:string;
    }
}

export module M2 {
    export interface I1 { item:string; }
    export interface I2 { item:string; }
    export module M3 {
        export interface I1 { item:string; }
    }
    class C1 implements I1 {
        public item:number;    
    }
    class C2 implements I1 {
        public item:string;    
    }
    class C3 implements I2 {
        public item:string;    
    }
}

class C1 implements I1 {
    public item:number;
}

class C2 implements M2.I1 { 
    public item:string;
}

class C3 implements M2.M3.I1 {
    public item:string;
}

interface I2 extends I1 { item:string; }