anchor.diff:  import be.kuleuven.cs.distrinet.chameleon.input.InputProcessor;
   import be.kuleuven.cs.distrinet.chameleon.input.Position2D;
   
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.RegularLiteral;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.NullLiteral;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.AssignmentExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ConditionalExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ConditionalAndExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ConditionalOrExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.InstanceofExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ThisLiteral;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.FilledArrayIndex;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.EmptyArrayIndex;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ArrayIndex;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.ClassCastExpression;
  -import be.kuleuven.cs.distrinet.chameleon.support.expression.SuperTarget;
  +import be.kuleuven.cs.distrinet.chameleon.support.expression.*;
   
   import be.kuleuven.cs.distrinet.chameleon.support.member.simplename.method.NormalMethod;
   import be.kuleuven.cs.distrinet.chameleon.support.member.simplename.variable.MemberVariableDeclarator;
  
positive.code: 
  import be.kuleuven.cs.distrinet.chameleon.util.Util;
  
  import be.kuleuven.cs.distrinet.jnome.core.expression.ArrayInitializer;
  import be.kuleuven.cs.distrinet.jnome.core.expression.ClassLiteral;
  import be.kuleuven.cs.distrinet.jnome.core.expression.ArrayAccessExpression;
  import be.kuleuven.cs.distrinet.jnome.core.expression.ArrayCreationExpression;
  import be.kuleuven.cs.distrinet.jnome.core.expression.invocation.ConstructorInvocation;
  import be.kuleuven.cs.distrinet.jnome.core.expression.invocation.JavaMethodInvocation;
  import be.kuleuven.cs.distrinet.jnome.core.expression.invocation.ThisConstructorDelegation;
  import be.kuleuven.cs.distrinet.jnome.core.expression.invocation.SuperConstructorDelegation;
  
  import be.kuleuven.cs.distrinet.jnome.core.imports.SingleStaticImport;
  
  
negative.code: import be.kuleuven.cs.distrinet.jnome.core.variable.JavaVariableDeclaration;
  import be.kuleuven.cs.distrinet.jnome.core.variable.MultiFormalParameter;
  
  import be.kuleuven.cs.distrinet.jnome.input.*;
  
  import be.kuleuven.cs.distrinet.jlo.model.component.ComponentRelation;
  import be.kuleuven.cs.distrinet.jlo.model.component.ConfigurationBlock;
  