Scrutinize the data and tweets to envisage if the closing price of $cvx will swell or contract at 2017-05-31. Please affirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-05-16,0.3,0.4,-0.3,0.4,0.4,-0.6,-1.0,-1.1,-1.3,-1.0,-0.6
2017-05-17,1.4,1.5,-0.1,-2.4,-1.4,0.6,0.3,0.3,0.2,0.3,0.7
2017-05-18,-0.6,0.5,-1.3,0.4,0.4,0.2,-0.0,-0.1,-0.2,-0.3,0.2
2017-05-19,-0.9,0.0,-1.3,1.3,1.3,-0.8,-1.1,-1.3,-1.3,-1.5,-1.1
2017-05-22,0.9,0.9,-0.3,-0.4,-0.4,-0.4,-0.7,-0.9,-0.9,-1.1,-0.8
2017-05-23,-0.2,0.3,-0.3,0.1,0.1,-0.5,-0.6,-0.9,-1.0,-1.2,-1.0
2017-05-24,-0.1,0.1,-0.5,-0.0,-0.0,-0.2,-0.5,-0.8,-0.9,-1.0,-1.0
2017-05-25,0.9,1.5,-0.4,-1.0,-1.0,0.9,0.6,0.3,0.2,0.1,-0.1
2017-05-26,0.3,0.5,-0.1,-0.4,-0.4,0.9,0.9,0.7,0.5,0.5,0.3
2017-05-30,0.3,0.6,-0.3,-0.6,-0.6,1.2,1.4,1.2,1.1,1.1,0.9

2017-05-16: rt AT_USER hard row! $cvx rejected 2nd day at 50 &amp; 200 mas but holding atop 22 day box top &amp; support line just below |hard row! $cvx rejected 2nd day at 50 &amp; 200 mas but holding atop 22 da
2017-05-17: rt AT_USER market commentary for thursday, may 18 - $nflx, $wb, $cop, $agq, $bidu, $nvda, $cvx, $googl, $psx  |rt AT_USER market commentary for thursday, may 18 - $nflx, $wb, $cop, $agq, $bidu, $nvda,
2017-05-18: rt AT_USER short setups $cvx $evr $an $cah $nfx $tsco $mnk $teva $nem |rt AT_USER millionaire trading student  made millions learning to trade from  $veev¡­|millionaire trading student  made millions 
2017-05-19: rt AT_USER the #largest companies on #earth #inspire us -  $wmt $xom $cvx $brk-a $aapl $mo $tna $cat #frid¡­|the #largest companies on #earth #inspire us -  $wmt $xom $cvx $brk-a $aapl $mo $tna $cat #
2017-05-20: rt AT_USER chevron $cvx getting somewhat favorable press coverage, study shows |chevron $cvx getting somewhat favorable press coverage, study shows |rt AT_USER chevron $cvx getting somewhat favorable 
2017-05-21: rt AT_USER we think these companies are in trouble: $urbn $gps $sbh $aeo $spls $kss $dks $m $fl $f $gm $fcau $cvx|we think these companies are in trouble: $urbn $gps $sbh $aeo $spls $kss $dks $m $fl $
2017-05-22: rt AT_USER $axp $ba $cat $csco $cvx $dd $dis long and short positions from the dow jones, up to 1800% since 2008. |$axp $ba $cat $csco $cvx $dd $dis long and short positions from the dow jones, up to 
2017-05-23: rt AT_USER chevron's bangladesh worker protests threaten $2b asset sale  $cvx|chevron's bangladesh worker protests threaten $2b asset sale  $cvx|rt AT_USER chevron's bangladesh worker protests threate
2017-05-24: rt AT_USER chevron's trickery  $cvx|rt AT_USER chevron: the high yield won't be available for long  $cvx|chevron's trickery  $cvx|chevron: the high yield won't be available for long  $cvx|millionaire 
2017-05-25: rt AT_USER typical sell the opec news. nothing changed. $uwt $xom $uco $uso $gush $drip $xle $cl_f $xop $cvx livechat |typical sell the opec news. nothing changed. $uwt $xom $uco $uso $gush $drip $xle
2017-05-26: rt AT_USER chevron co. $cvx receives consensus rating of ¡°buy¡± from analysts |chevron co. $cvx receives consensus rating of ¡°buy¡± from analysts |rt AT_USER chevron co. $cvx receives consensus rati
2017-05-27: rt AT_USER $cvx -- a great #undervalued #energy #stock as #opec extends production cuts  #trading #oil #watc¡­|rt AT_USER $djia dly best performing $unh $trv $msft $mmm $cat $ba $hd $ko $nke worst $dd
2017-05-28: rt AT_USER update: $cvx securities price valuation in technical analysis! ~ #analysis #technician #futures #finance #fintech #business #eco¡­|update: $cvx securities price valuation in technical analy
2017-05-29: rt AT_USER millionaire trading student  made millions learning to trade from  $veev¡­|millionaire trading student  made millions learning to trade from  $veev $cvx $ilmn|rt AT_USER the great american 
2017-05-30: the biggest hoaxes in the oil market $cvx  |$cvx the biggest hoaxes in the oil market |rt AT_USER permian drilling productivity seen posting fi... $pxd $eog $dvn $nbl $pe $xom $cvx $oxy $wpx $rspp $cx
Answer:
Fall