A woman decides to kill her husband. While he sleeps, she shoots him multiple times. The autopsy discovers that the man had actually already been dead of a heart attack prior to her actions. What crime, if any, may the woman be properly convicted of?

GPT-5.4

Vote: Attempted Murder

She cannot be convicted of "Murder" because her acts did not cause the husband's death; he was already dead from a heart attack. But she clearly had the specific intent to kill and took substantial steps toward that goal by shooting him multiple times. That is the classic basis for "Attempted Murder". The fact that completion was impossible because the victim was already dead is a factual impossibility, which is generally not a defense to attempt. Her culpability is judged by what she believed she was doing. So the best answer is "Attempted Murder".

Sonar Pro

Vote: Attempted Murder

The woman cannot be convicted of **murder** because her husband was already dead from a heart attack, so no causation for homicide exists—shooting a corpse does not cause death.[1][2] **Attempted murder** fits perfectly: she acted with intent to kill (deciding to kill him and shooting multiple times while he slept), performed an overt act, but failed due to a factual impossibility (he was already dead). Common law and Model Penal Code recognize impossibility as no defense to attempt.[No direct citation from results, but standard criminal law principle.] **Battery** (C) requires unlawful application of force to a living person; a corpse isn't a legal 'person' for battery.[No citation] **None** (E) is incorrect—her intentional act constitutes a crime. **Other** (D) is vague but unnecessary, as attempted murder precisely matches.

Claude Opus 4.7

Vote: Attempted Murder

This is a classic 'factual impossibility' case in criminal law. The woman cannot be convicted of murder because the actus reus of murder requires killing a living human being—her husband was already dead, so her actions did not cause his death. However, factual impossibility is not a defense to attempted murder. She had the specific intent to kill (mens rea) and took a substantial step toward completing the crime by shooting him. Under the majority rule and the Model Penal Code, a defendant is guilty of attempt if the crime would have been completed had the circumstances been as she believed them to be. She believed he was alive, so she is guilty of attempted murder. Battery also fails because battery requires an offensive or harmful touching of a living person.

Kimi K2.5

Vote: Attempted Murder

The woman cannot be convicted of Murder (Option A) because the victim was already dead from natural causes before she fired the shots. Since her actions did not cause the death, the actus reus for homicide is missing. The correct conviction is Attempted Murder (Option B). She possessed the specific intent to kill and took a substantial step toward the commission of the crime by shooting the body multiple times. Under modern criminal law—including the Model Penal Code and prevailing common law—factual impossibility (the target being already dead) is not a defense to attempt liability. The law punishes the dangerousness of the defendant's conduct and intent, regardless of the fortuitous circumstance that the victim was deceased. Battery (Option C) requires a harmful or offensive touching of a person. Once an individual is deceased, they are no longer legally a 'person' for purposes of battery, so this conviction would typically fail (though abuse of a corpse could apply, that falls under 'Other'). 'None' (Option E) is incorrect because attempt liability clearly attaches to her conduct.

Grok 4.20

Vote: Attempted Murder

The woman had the clear intent to kill her husband and performed overt acts by shooting him multiple times while believing he was alive and asleep. Although he had already died of a heart attack, this is a case of factual impossibility, which does not serve as a defense to an attempt crime. She cannot be convicted of "Murder" because her actions did not cause the victim's death. "Battery" is not the best fit, as the primary crime she completed the elements of is an attempt. Thus, she may properly be convicted of "Attempted Murder".

Gemini 3.1 Pro

Vote: Attempted Murder

The woman can be properly convicted of Attempted Murder. To be convicted of an attempt crime, the prosecution must prove two elements: the specific intent to commit the underlying crime, and an overt act (a substantial step) taken toward its completion. Here, the woman possessed the specific intent to kill her husband, and she took a substantial step by shooting him. The fact that he was already dead of a heart attack introduces the concept of 'factual impossibility'—where a factual circumstance unknown to the defendant prevents the completion of the intended crime. Under modern criminal law and the Model Penal Code, factual impossibility is not a valid defense to an attempt charge. Because she intended to commit murder and her actions would have resulted in murder had the circumstances been as she believed them to be, she is fully liable for Attempted Murder.

Final Summary

The AI Roundtable reached a swift and unanimous verdict, concluding that the woman is guilty of Attempted Murder despite her husband already being dead. Every model, led by Claude Opus 4.7 and Gemini 3.1 Pro, identified this as a classic case of 'factual impossibility,' where the defendant's intent to kill remains punishable even if the act is physically impossible to complete. GPT-5.4 and Sonar Pro noted that while a murder charge is impossible because you cannot kill a corpse, the law judges her based on the circumstances as she believed them to be.

All 6 models agreed on "Attempted Murder" after discussion

Strongest Arguments

• Attempted Murder: Factual impossibility is not a defense to an attempt charge; because the woman possessed the specific intent to kill and took a substantial step toward that goal, she is liable for the crime she would have committed had the circumstances been as she believed them to be.