Utilize the data and tweets at hand to foresee if the closing price of $ba will elevate or diminish at 2015-08-20. Only answer with Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-08-06,0.6,1.0,-0.3,-0.8,-0.8,-0.2,-0.8,-0.2,0.2,-0.2,-0.7
2015-08-07,0.6,1.0,-0.5,-1.0,-1.0,0.6,0.1,0.6,1.2,0.8,0.3
2015-08-10,-1.4,0.6,-1.4,2.4,2.4,-1.3,-1.8,-1.7,-1.2,-1.4,-1.9
2015-08-11,0.1,0.6,-0.5,-1.2,-1.2,0.1,-0.4,-0.5,-0.1,-0.1,-0.6
2015-08-12,0.1,0.4,-1.8,-1.1,-1.1,0.9,0.7,0.5,1.0,1.1,0.7
2015-08-13,-1.9,0.4,-2.3,1.7,1.7,-0.6,-0.8,-1.2,-0.8,-0.5,-0.9
2015-08-14,-0.3,0.3,-0.9,0.2,0.2,-0.4,-0.8,-1.3,-1.0,-0.6,-0.9
2015-08-17,0.1,0.3,-1.0,-0.4,-0.4,-0.2,-0.3,-0.6,-0.6,-0.2,-0.4
2015-08-18,-0.1,0.4,-0.5,0.1,0.1,-0.2,-0.2,-0.6,-0.7,-0.4,-0.4
2015-08-19,0.5,1.2,-0.3,-1.3,-1.3,1.1,0.9,0.7,0.5,0.8,0.9

2015-08-06: rt AT_USER wall street breakfast: cf industries, oci announce nitrogen mega-merger  $spy $qqq $ba $csco $emc…|five minute trades - $spy $qqq $dia $iwm $aapl $tsla $gpro $gld $uso $nflx $googl $goog $g
2015-08-08: rt AT_USER berkshire close to acquiring precision castparts, wsj reports $pcp $brk.a $brk.b $ba $tgi $spr $utx $eadsy: fu... 
2015-08-09: interactive chart -&gt;      $ba revenue is growing. 
2015-08-12: bae systems plc rating reiterated by sanford c. bernstein $ba 
2015-08-13: alert: new rsi signal created on $ba - sell at 144.48 - time: 17:18 - strength: 5. powered by |$ba boeing chairman jim mcnerney announced today that the company's board of directors has elected lynn g
2015-08-16: rt AT_USER $ba is setup for higher prices. this has good time frame alignment chart plan explains key points. 
2015-08-17: update on delays to #boeing #kc46 tanker's first flight.  $ba #aerospace
2015-08-18: AT_USER $ba more problems hit boeing's aerial tanker program |#boeing : retard pour un test en vol de son nouvel avion ravitailleur militaire  $ba
2015-08-19: $ba more star wars-themed boeing jets on the way |weekly dow #stocks trend $hd $mcd $trv $msft $unh $axp $nke $mrk $ba $jpm $ko $cat $v $pfe $vz $jnj $ge $dd $utx @ 
Answer:
Utilize the data and tweets at hand to foresee if the closing price of $ba will elevate or diminish at 2015-08-20. Only answer with Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-08-06,0.6,1.0,-0.3,-0.8,-0.8,-0.2,-0.8,-0.2,0.2,-0.2,-0.7
2015-08-07,0.6,1.0,-0.5,-1.0,-1.0,0.6,0.1,0.6,1.2,0.8,0.3
2015-08-10,-1.4,0.6,-1.4,2.4,2.4,-1.3,-1.8,-1.7,-1.2,-1.4,-1.9
2015-08-11,0.1,0.6,-0.5,-1.2,-1.2,0.1,-0.4,-0.5,-0.1,-0.1,-0.6
2015-08-12,0.1,0.4,-1.8,-1.1,-1.1,0.9,0.7,0.5,1.0,1.1,0.7
2015-08-13,-1.9,0.4,-2.3,1.7,1.7,-0.6,-0.8,-1.2,-0.8,-0.5,-0.9
2015-08-14,-0.3,0.3,-0.9,0.2,0.2,-0.4,-0.8,-1.3,-1.0,-0.6,-0.9
2015-08-17,0.1,0.3,-1.0,-0.4,-0.4,-0.2,-0.3,-0.6,-0.6,-0.2,-0.4
2015-08-18,-0.1,0.4,-0.5,0.1,0.1,-0.2,-0.2,-0.6,-0.7,-0.4,-0.4
2015-08-19,0.5,1.2,-0.3,-1.3,-1.3,1.1,0.9,0.7,0.5,0.8,0.9

2015-08-06: rt AT_USER wall street breakfast: cf industries, oci announce nitrogen mega-merger  $spy $qqq $ba $csco $emc…|five minute trades - $spy $qqq $dia $iwm $aapl $tsla $gpro $gld $uso $nflx $googl $goog $g
2015-08-08: rt AT_USER berkshire close to acquiring precision castparts, wsj reports $pcp $brk.a $brk.b $ba $tgi $spr $utx $eadsy: fu... 
2015-08-09: interactive chart -&gt;      $ba revenue is growing. 
2015-08-12: bae systems plc rating reiterated by sanford c. bernstein $ba 
2015-08-13: alert: new rsi signal created on $ba - sell at 144.48 - time: 17:18 - strength: 5. powered by |$ba boeing chairman jim mcnerney announced today that the company's board of directors has elected lynn g
2015-08-16: rt AT_USER $ba is setup for higher prices. this has good time frame alignment chart plan explains key points. 
2015-08-17: update on delays to #boeing #kc46 tanker's first flight.  $ba #aerospace
2015-08-18: AT_USER $ba more problems hit boeing's aerial tanker program |#boeing : retard pour un test en vol de son nouvel avion ravitailleur militaire  $ba
2015-08-19: $ba more star wars-themed boeing jets on the way |weekly dow #stocks trend $hd $mcd $trv $msft $unh $axp $nke $mrk $ba $jpm $ko $cat $v $pfe $vz $jnj $ge $dd $utx @ 
Answer:+Fall