During which strokes does the piston move downward in a four-stroke internal combustion engine? intake and exhaust compression and exhaust power and intake compression and power

Here are the strokes in a 4-stroke engine:

1). intake ... \/

2). compression ... /\

3). power ... \/

4). exhaust ... /\

The piston is moving upward during the intake and power strokes.

you cant move and you feel like someones pushing you down onto your bed it can feel like you want to get up but you just can't it can be extremely scary