input: Please answer the following: What is the missing first step of the following process: - Egg is produced after fertilziation - Mother sits on egg until it hatches - Bird Hatches - Grows up - Flee the next - Starts family - Dies.
++++++++++
output: Two birds meet each other

input: Please answer the following: What is the missing first step of the following process: - Ice inside the cloud bumps around and causes electrostatic charges - The cloud becomes a thundercloud - Electrostatic energy builds and forms a strong negative charge - Positive energy is attracted to the negative energy in the cloud - This positive energy gathers on the ground - The positive energy connects with the negative energy and forms lightning.
++++++++++
output: Ice forms inside a cloud

input: Please answer the following: What is the missing first step of the following process: - Waves have energy that pushes the water and sediment - The sediment can help erode land like sandpaper - Water washes the sediment back - Some sediment is left as sand.
++++++++++
output: Waves hit the coast

input: Please answer the following: What is the missing first step of the following process: - A signal is sent to the heating system - Heating oil travels from the tank to the burner - The oil becomes a fine mist mixed with air - The oil/air combination is injected into the burner - The burner is ignited in the combustion chamber - The furnace heats the air - The blower sends the heated air through the ducts - The heated air comes out the vents and into the room.
++++++++++
output:
The thermostat senses that the temperature has dropped