Reflect on the provided data and tweets to anticipate if the closing price of $ba is going to increase or decrease at 2017-05-01. Kindly respond with either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-04-17,-1.8,0.0,-1.9,1.9,1.9,-0.9,-0.8,-0.9,-0.9,-0.8,-0.5
2017-04-18,0.4,1.2,-0.4,-0.7,-0.7,-0.2,-0.1,-0.2,-0.3,-0.1,0.1
2017-04-19,0.0,0.8,-0.1,0.3,0.3,-0.6,-0.4,-0.4,-0.6,-0.4,-0.2
2017-04-20,-0.3,0.3,-0.5,0.5,0.5,-0.7,-0.8,-0.9,-1.0,-0.9,-0.8
2017-04-21,-0.5,0.3,-0.5,0.6,0.6,-0.8,-1.2,-1.4,-1.5,-1.5,-1.4
2017-04-24,-0.2,0.2,-0.2,0.9,0.9,-1.4,-2.0,-2.1,-2.2,-2.3,-2.2
2017-04-25,-0.5,0.2,-0.5,0.8,0.8,-1.5,-2.4,-2.6,-2.8,-3.0,-2.9
2017-04-26,0.3,0.7,-0.9,-1.0,-1.0,-0.2,-1.3,-1.6,-1.7,-1.9,-1.9
2017-04-27,-0.3,0.3,-0.3,0.8,0.8,-0.6,-1.7,-2.1,-2.4,-2.6,-2.6
2017-04-28,-0.8,0.1,-1.0,0.9,0.9,-1.0,-2.1,-2.7,-3.1,-3.3,-3.4

2017-04-17: rt AT_USER #boeing to dismiss hundreds of #engineers amid #sales #slowdown  via AT_USER #avgeek #jobs $ba|rt AT_USER boeing set to use 3d printed titanium parts for 787 - 3d printing  $ba #3dprinting|
2017-04-18: archived on 03/19/2017: u.s. army buys boeing¡¯s pricey apache attack helicopter for $3.4billion $ba |commented on zodiac will head even higher  $ba $beav $col $eadsf $safrf $zodff|stock market commen
2017-04-19: the market whisperer: a new approach to stock trading:  $aapl $spy $dia $vix $luv $ba|AT_USER just fyi. the 1/10 date is when the check was logged. was told that the check was given to $ba even before
2017-04-20: rt AT_USER learn to pick hot #stocks buy signals &gt; $ba $pcln &amp; 9 other examples by institutional #traders &gt;&gt; |rt AT_USER boeing plans to lay off hundreds of engineers by week's end.   $ba
2017-04-21: rt AT_USER bloomberg: apple hires google satellite execs for new hardware team $goog $googl $space $aapl $ba |bloomberg: apple hires google satellite execs for new hardware team $goog $googl $space $a
2017-04-22: rt AT_USER learn to pick hot #stocks buy signals &gt; $ba $pcln &amp; 9 other examples by institutional #traders &gt;&gt; |learn to pick hot #stocks buy signals &gt; $ba $pcln &amp; 9 other examples b
2017-04-23: #options #maxpain chart for $ba. free options app  |$ba us upped military spending, asian militarization accelerated in 2016: report |$ba #options oi chart. free stocks app  |we calculated 21-day expe
2017-04-24: ready for take-off? china's answer to boeing now just needs to sell  $ba|ready for take-off? china's answer to boeing now just needs to sell  $ba #boeing|focused wealth management inc has $235,000 sta
2017-04-25: notable earnings before wednesday¡¯s open $alk $antm $aph $audc $avy $axta $ba $baby $bax $bce $bco |rt AT_USER $twtr $fcau $hes $ba $gd report #earnings before the bell tomorrow. |$twtr $fcau $hes $b
2017-04-26: market commentary for thursday, apr 27 $jpm, $orly, $ba, $wtw, $nflx, $irbt, $deck, $googl, $wynn, $amzn, $ew, $bac |rt AT_USER on the fly: top stock stories for wednesday $twtr $pep $t $ba $pg $utx $
2017-04-27: cowen and company increases boeing co $ba price target to $195.00 |track news with various time frames for $djia under one watchlist $cvx $ba $ibm  |$ba third point calls for honeywell to spin off aer
2017-04-28: #imagination and #creativity will grow $cah $ba $c $amzn $wfc -  $adbe $low $oxy $wynn $x #fridayfeeling|#imagination and #creativity will grow $cah $ba $c $amzn $wfc -  $adbe $low $oxy $wynn $x #frid
2017-04-29: rt AT_USER stocks hitting 52-week highs: $goog $msft $amzn $fb $baba $unh $ba $hon #bullish |stocks hitting 52-week highs: $goog $msft $amzn $fb $baba $unh $ba $hon #bullish |weekly new trade signals 
2017-04-30: free video w/setups for may 1 "keep a bullish attitude" $ba $aapl $tsla $sbux |rt AT_USER the weight of the bubbles $spx $spy $vix $tvix $uvxy $sdom $sqqq   $dji $dia $fb $amzn  $gs $bac $aa $ko $mcd 
Answer:
Fall