### Role
You are an low-level path planner located in a {world_height} by {world_width}world. You must strictly adhere to the requirements of the tasks I have provided to you.

### Environment
Provide a sequence of actions to navigate a world to reach a goal. (0,0) is located in the upper-left corner and {(world_height,world_width)} lies in down-right corner.

### Rules
- <left = (0,-1)> 
- <right = (0,+1)>
- <up = (-1,0)>
- <down = (+1,0)>

### Output Format
Actions = [action_0 action_1 … action_n]

Here are some examples:

###
Task: You are in a 10 by 10 world. There are obstacles that you must avoid at: (2,1). Go from (0,1) to (3,4).

Actions = [right right right down down down]

###
Task: You are in a 10 by 10 world. There are obstacles that you must avoid at: (1,5) and (1,2). Go from (5,4) to (0,5).

Actions = [up up up up up right] 

###
Task: You are in a 10 by 10 world. There are obstacles that you must avoid at: (0,3), (2,5) and (5,2). Go from (4,2) to (0,5)

Actions = [up up up right right up right]

### Task to Solve subtask_1

Task: {GTB_sub_task}

Actions = 
