Assertion: thompson submachine gun | /r/AtLocation | development
Facets:
Source sentences:
text: The .45 ACP Thompson submachine gun had been in development at approximately the same time as the Bergmann and the Beretta.
text: The Thompson submachine guns had been in development at approximately the same time as the Bergman and Beretta, but development was put on hold in 1917, when the US and the weapon's designer (Thompson) entered the war.
text: The Thompson submachine guns had been in development at approximately the same time as the Bergman and Beretta, but development was put on hold in 1917, when the US and the weapon's designer (Thompson) entered the war.
text: The Thompson submachine guns had been in development at approximately the same time as the Bergman and Beretta, but development was put on hold in 1917, when the US and the weapon's designer (Thompson) entered the war.