Contemplate the data and tweets to guess whether the closing price of $pfe will surge or decline at 2017-07-19. Please declare either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-07-05,0.9,0.9,-0.4,-0.5,-0.5,0.1,0.6,-0.2,-1.1,-1.6,-2.1
2017-07-06,1.3,1.4,-0.2,-1.2,-1.2,1.1,1.7,1.2,0.3,-0.3,-0.7
2017-07-07,-0.3,0.0,-1.0,0.4,0.4,0.5,1.0,0.9,0.2,-0.6,-1.0
2017-07-10,-0.1,0.4,-0.5,0.2,0.2,0.2,0.6,0.8,0.1,-0.7,-1.0
2017-07-11,0.7,0.9,-0.4,-0.7,-0.7,0.6,1.1,1.5,0.9,0.2,-0.2
2017-07-12,0.4,0.9,-0.1,0.2,0.2,0.2,0.8,1.3,0.8,0.2,-0.3
2017-07-13,-0.2,0.2,-0.9,0.2,0.2,0.0,0.5,1.0,0.7,0.1,-0.4
2017-07-14,-0.5,0.4,-0.6,0.5,0.5,-0.4,-0.1,0.4,0.4,-0.1,-0.7
2017-07-17,0.6,0.7,-0.3,-0.5,-0.5,0.1,0.4,0.8,1.0,0.5,-0.1
2017-07-18,-0.4,0.1,-1.0,0.3,0.3,-0.2,-0.1,0.3,0.7,0.2,-0.4

2017-07-05: pfizer takes 30 cents and runs from its failing brazilian generics venture  $pfe|rt AT_USER icymi: pfizer's $pfe #leukemia candidate receives approval in eu    $amgn $sny $kite #pfizer #amgen #s¡­|icy
2017-07-06: AT_USER thanks for follow! see vista partners #investingforlife #healthcare #biotech  $pfe¡­ |who's watching bristol-myers squibb now?  $bmy $mrk $jnj $pfe|rt AT_USER a proposal would limit prices on 
2017-07-07: rt AT_USER why is half the dow struggling? $intc $xom $ibm $jpm $gs $cvx $dis $vz $pfe $dia |why is half the dow struggling? $intc $xom $ibm $jpm $gs $cvx $dis $vz $pfe $dia |#pfizer deflategate 2.0: 
2017-07-08: AT_USER i totally agree on $pfe !|rt AT_USER in your 70s? 3 stocks you might want to buy $stor, $ngg, $pfe |in your 70s? 3 stocks you might want to buy $stor, $ngg, $pfe |4 of 5 $mrk $msft $nke $pfe $
2017-07-09: rt AT_USER $pfe quarterly. break above decade plus base and flag AT_USER ? |rt AT_USER 9 companies struggling in the dow $xom $intc $ibm $jpm $gs $cvx $dis $vz $pfe $udow $sdow $dia  |9 companies stru
2017-07-10: pharma tv spend on track for record year; abbvie, pfizer and eli lilly lead  $abbv $pfe $lly|AT_USER thanks for rt! see vista partners #investingforlife #healthcare  $unh $hiiq¡­ |$pfe is in three ins
2017-07-11: biggest cancer drugs of 2022 #stocks $pfe, $mrk, $jnj, $bmy, $celg, $abbv |exelixis &amp; bristol-myers initiate trial on opdivo-cabometyx  $exel $bmy $pfe $rhhby|rt AT_USER july full of pdufa dates $
2017-07-12: rt AT_USER i don't believe that he felt he could deliver on the sales projections he made when he thwarted $pfe. so he took the te¡­|i don't believe that he felt he could deliver on the sales projecti
2017-07-13: louis navellier of AT_USER talked $ge $pfe $txn $avy $pkg $asur $avgo $tss during "hold it/fold it" in 2day's #moneylifemarketcall|$pfe filed form 4 with the sec. most mentioned words: pfizer, nd, alb
2017-07-14: pfizer, inc. $pfe lowered to ¡°strong sell¡± at bidaskclub |pfizer, inc. $pfe lowered to ¡°strong sell¡± at bidaskclub |pinnacle advisory group inc. reduces position in pfizer, inc. $pfe |$pfe $jnj $b
2017-07-15: rt AT_USER #ai #ml #iot #robotics to usher revolution in #oncology  $goog $msft $ibm $jnj $pfe $nvs $gsk $sny $m¡­|#healthcarestocks . . . still a zero but watch for a breakout. $jnj $pfe $unh afi: |A
2017-07-16: $pfe's mylotarg resurrected for new chance at us market |pfizer...waiting for breakout and buying  $pfe |pfizer $pfe getting somewhat favorable media coverage, study shows |pfizer $pfe getting somewha
2017-07-17: $mymx european commission gives $mymx top ratings. already working with sanofi -big pharma $pfe pfizer next. buyout going to happen here!|immune pharmaceuticals: two for the price of one $imnp also $p
2017-07-18: rt seekingalpha "chaos at astrazeneca  $bmy $pfe $mrk $azn|$jnj beats, rest of #healthcare/#biotech sector mixed   $celg $pfe $mrk|redw stanley financial advisors llc has $260,000 position in pfizer, 
Answer:
Rise