Question: What is the missing first step of the following process:  -  The water freezes into ice - The cracks expand - Over time the rocks split - The rocks are now in smaller pieces.
Answer: Water gets into cracks in rocks

[Q]: What is the missing first step of the following process:  -  Green house gases enter from the earth - Heat is trapped in atmosphere - Different things on earth are hotter - The overall planet is hotter.
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[A]: Suns heat enters atmosphere

input: Please answer the following: What is the missing first step of the following process:  -  The food is chewed - Saliva mixes with the food and starts breaking it down - The chewed food travels down the esophagus to the stomach - The stomach secretes acid - Grinds and mixes the food - The food moves to the small intestine - The small intestine uses enzymes to further break down the food - The food passes into the colon - The food is expelled from the body.
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output: Food is taken into the mouth

Please answer this: What is the missing first step of the following process:  -  Air enters bronchioles - Bronchioles have tiny air sacs called alveoli - Alveoli surrounded by small blood vessels - Oxygen absorbed by small blood vessels - Vessels deliver oxygen to every cell in the body - Blood brings carbon dioxide back to lungs - Carbon dioxide released when you exhale.
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Answer: Air enters the lungs through bronchial tubes

Problem: What is the missing first step of the following process:  -  Miners enter the mine - Miners remove the coal from the mine - The coal is placed into carts or on a conveyor belt - The coal is moved up to the surface - The coal is loaded onto a truck - The truck takes the coal to a power station.

A: A mine is excavated in the side of a mountain

input: Please answer the following: What is the missing first step of the following process:  -  The dishwasher heats the water - The detergent dispenser opens at the right time - Water is shot through the jets to clean the dishes - The dirty water is drained - More water is sprayed to rinse the dishes - The water is drained again - The air is heated in the dishwasher to dry the dishes.
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output:
Water flows into the dishwasher