color: #808080;"> </span><span style="color: #00AFFF; font-weight: bold;">e,</span><span style="color: #FFAF00;">4</span><span style="color: #808080;"> </span><span style="color: #00AFFF; font-weight: bold;">f,</span><span style="color: #FFAF00;">4</span><span style="color: #808080;"> </span><span style="color: #00AFFF; font-weight: bold;">r</span><span style="color: #FFAF00;">4</span><span style="color: #808080;"> </span><span style="color: #00AFFF; font-weight: bold;">b,</span><span style="color: #FFAF00;