Final Code

reverse(4);

motorSpeed(4,30);

goToAbsolutePosition(-225);

brake(4);

motorSpeed(4,1);

goFor(3);

// power brake

reverse(4);

motorSpeed(4,13);

goFor(1);

//pause for 7 seconds then go again

reverse(4);

brake(4);

motorSpeed(4,0);

goFor(7);

motorSpeed(4,35);

goFor(2);

// grab caboose

motorSpeed(4,0);

goFor(9);

reverse(4);

//pause and head back

motorSpeed(4,0);

goFor(5);

motorSpeed(4,40);

goToAbsolutePosition(-472);

motorSpeed(4,0);

goFor(1);

// power brake

reverse(4);

motorSpeed(4,35);

goFor(1);

reverse(4);

motorSpeed(4,0);

goFor(9);

motorSpeed(4,45);

goFor(3);

motorSpeed(4,0);

goFor(2);

reverse(4);

motorSpeed(4,42);

goFor(2);