Possible Clues:

• Explosives expert and arms manufacturer oddly responsible for 20 31
• Prize title? No - a boxing award's cut
• Prize creator
• Philanthropic Swede noted for establishing international prizes
• The good European backing the good arms manufacturer?
• Prize guy dignified, turning tail
• Alfred -, Swedish dynamite inventor
• Inventor who dynamited half belongings?
• Noted prize
• Not an inventor, do you say? Yes and no