The Chinese team won 32 gold medals in the Athens Olympics. The number of gold medals won in the Beijing Olympics was 13 less than twice that of the Athens Olympics. How many gold medals were won in the Beijing Olympics?
雅典奥运会上中国军团夺得32枚金牌，北京奥运会获得金牌数比雅典奥运会的2倍少13枚，北京奥运会共获得金牌多少枚？
<gadget id="calculator">32 * 2</gadget>
<output>64</output>

<gadget id="calculator">64 - 13</gadget>
<output>51</output>

<result>51</result>