Goal: I want to use show app to add the first photo from google photos to the presentation second's slide 
Steps:
action: action_type: click
step_instruction: click on the right arrow icon at upper left side of the screen to add new slide 
action: action_type: click
step_instruction: click on the plus icon ( add on) at the lower right corner of the screen 
action: action_type: click
step_instruction: click on the first icon ( title slide ) at the screen to view new slide
action: action_type: click
step_instruction: click on the plus icon ( add ) on the top of the screen to insert image 
action: action_type: click
step_instruction: choose media button at the bottom of the screen to insert an image 
action: action_type: click
step_instruction: click on the add images icon at the upper left side of the screen
action: action_type: click
step_instruction: choose first image at the screen from the gallery option to insert an image 
action: action_type: wait
step_instruction: choose first image at the screen from the gallery option to insert an image