A boy in a white t-shirt does a trick with his skateboard in a skate park .
A boy in a blue t-shirt does a trick with his skate board on the sidewalk .
A boy in a white t-shirt does a trick with his skateboard in a skate park.
A boy in a blue t-shirt does a trick with his skate board on the sidewalk.
A white t-shirt is not the same color as a blue t-shirt.
A white t-shirt is not the same color as a blue t-shirt .