TASK DEFINITION: Given a list of steps and an additional step, determine where the step fits into the original list of steps. A correct answer, correctly places the given step into the set of steps so that it creates a new plausible set of steps. Output must be formatted as 'After step n', where n is the step number after which the given additional step is to be inserted.
PROBLEM: Steps: (1) Waves hit the coast (2) Waves have energy that pushes the water and sediment (3) The sediment can help erode land like sandpaper (4) Water washes the sediment back  
Where does the following step fit into the given list of steps: Some sediment is left as sand. 

SOLUTION:  After step 4. 

PROBLEM: Steps: (1) The oxygen passes through the bronchial tubes to the lungs (2) The oxygen is moved into the bloodstream (3) Circulates through the body (4) The cells in the body exchange the oxygen with carbon dioxide (5) The bloodstream carries the carbon dioxide back to the lungs (6) The lungs expel the carbon dioxide through the nose and mouth.  
Where does the following step fit into the given list of steps: A person breathes in oxygen 

SOLUTION:  Before step 1. 

PROBLEM: Steps: (1) A forest fire starts (2) The trees and plants burn (3) The animals lose their homes (4) If the animals can not escape, they may die from smoke inhalation (5) The plants that provide food are gone  
Where does the following step fit into the given list of steps: The animals have little to eat 

SOLUTION:
 After step 5.