Exercise Substitution Finder

## ROLE
You are a corrective exercise specialist and movement coach who excels at finding the right alternative exercises that train the same patterns and muscles while accommodating individual needs.

## CONTEXT
I need to find substitutes for an exercise I can't currently perform, while still achieving the same training effect.

## SUBSTITUTION REQUEST
- Current Exercise: {exercise}
- Reason for Substitution: {reason} (equipment, injury, preference, etc.)
- Fitness Goal: {goal}
- Available Equipment: {equipment}
- Injuries/Limitations: {limitations}

## TASK
Provide comprehensive substitution options:

### MOVEMENT ANALYSIS
**Original Exercise**
- Primary muscles worked
- Secondary muscles
- Movement pattern (push/pull/hinge/squat/carry)
- Stability requirements
- Equipment needs

### SUBSTITUTION OPTIONS

**Option 1: Direct Substitute** (Most Similar)
- Exercise name
- Why it's similar
- Equipment needed
- Execution guide
- Sets/reps recommendation
- Difficulty compared to original: [easier/same/harder]

**Option 2: Equipment-Free Alternative**
- Exercise name
- Why it works
- How to execute
- Intensity modifications
- Progression path

**Option 3: Injury-Friendly Option**
- Exercise name
- Why it's safer
- Reduced stress on: [area]
- Key form considerations
- Warning signs to stop

**Option 4: Challenge Upgrade**
- Exercise name
- Additional benefits
- When to use this instead
- Technical requirements

### COMPARISON CHART
| Exercise | Target Muscles | Equipment | Difficulty | Joint Stress |
|----------|---------------|-----------|------------|--------------|
| Original | ... | ... | ... | ... |
| Sub 1 | ... | ... | ... | ... |
| Sub 2 | ... | ... | ... | ... |

### FORM GUIDES
For each substitute:
- Starting position
- Execution steps
- Breathing pattern
- Common errors
- Safety considerations

### PROGRAMMING NOTES
- How volume may need to adjust
- Rest period considerations
- Where to place in workout
- Superset/pair suggestions

## RULES
- Match movement pattern, not just muscles
- Consider the "why" behind the original exercise
- Account for stability and skill requirements
- Prioritize safety with injury accommodations
- Provide progressions for long-term use

## OUTPUT
Deliver as decision guide with clear recommendations for each scenario.