Explain the purpose of Storyboard.TargetProperty
Using Storyboard.TargetProperty, the properties of an object can be assigned with values. The objects are referred by Storyboard.TargetName attribute.
The following snippet illustrates the change of width and color of a rectangle object.
<Storyboard>
<DoubleAnimation Storyboard.TargetName="MyRectangle" Storyboard.TargetProperty="Width" From="150" To="275" Duration="0:0:2" />
<ColorAnimation Storyboard.TargetName="MySolidColorBrush" Storyboard.TargetProperty="Color" From="Green" To="Red" Duration="0:0:2" />
</Storyboard>