Contemplate the data and tweets to guess whether the closing price of $pcg will surge or decline at 2015-07-31. 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
2015-07-17,1.5,1.6,-0.0,-1.8,-1.8,0.2,-0.3,-1.4,-1.7,-1.9,-1.9
2015-07-20,0.2,0.5,-0.7,-0.3,-0.3,0.5,0.2,-0.9,-1.4,-1.5,-1.6
2015-07-21,0.9,1.1,-0.5,-1.2,-1.2,1.5,1.2,0.4,-0.2,-0.2,-0.5
2015-07-22,-1.3,0.3,-1.4,1.4,1.4,0.0,-0.2,-0.7,-1.5,-1.5,-1.8
2015-07-23,1.6,1.9,-0.4,-1.9,-1.9,1.2,1.7,1.4,0.5,0.4,0.2
2015-07-24,-0.1,0.5,-0.5,0.0,0.0,0.8,1.5,1.4,0.6,0.3,0.2
2015-07-27,-2.7,0.1,-2.7,2.9,2.9,-1.8,-1.3,-1.3,-2.1,-2.4,-2.6
2015-07-28,-1.1,0.0,-1.4,0.9,0.9,-2.0,-1.9,-2.0,-2.6,-3.2,-3.2
2015-07-29,-0.8,0.7,-1.3,0.1,0.1,-1.7,-1.8,-2.0,-2.4,-3.1,-3.1
2015-07-30,-0.2,0.6,-0.7,-0.3,-0.3,-0.7,-1.5,-1.5,-1.9,-2.6,-2.7

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2015-07-30: $pcg:us pg&amp;e says 45-yr-old charges barred from pipe blast case #pg&amp;e corp   #sp500|$pep $pki $prgo $pfe $pcg $pm $psx $pnw $pxd $pbi $pcl $pnc gap down is coming!!!!
Answer:
Rise