// Three *.java files -- an interface and two implementations:

// E:\com\mindprod\horses\Horse.java

package com.mindprod.horses;

interface Horse { ... }

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// E:\com\mindprod\horses\Palomino.java

package com.mindprod.horses;

public class Palomino implements Horse { ... }

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// E:\com\mindprod\horses\Arabian.java

package com.mindprod.horses;

public class Arabian implements Horse { ... }