Saber and Spear belong to the same category as they are both edged weapons used in combat. Shotgun, however, is a firearm and does not belong in this category. Thus, the two words that do not belong in the same category are Saber and Shotgun.
Saber, Shotgun, Spear
### Instruction:
Two of the following words do not belong in the same category. Identify them.

### Input:
Saber, Shotgun, Spear

### Response:
