Examine the data and tweets to deduce if the closing price of $ptr will boost or lower at 2015-07-30. Kindly confirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-07-16,-0.3,0.1,-0.8,1.7,1.7,-0.3,0.9,2.8,4.0,4.6,5.5
2015-07-17,0.5,0.5,-0.2,-0.7,-0.7,0.1,0.9,2.8,4.4,5.0,5.8
2015-07-20,0.5,0.8,-0.3,-1.4,-1.4,1.1,1.6,3.6,5.4,6.0,6.9
2015-07-21,0.5,1.3,-0.0,0.0,0.0,0.8,1.1,3.1,5.0,5.6,6.5
2015-07-22,0.3,0.7,-0.2,-0.3,-0.3,1.0,1.5,2.9,4.7,5.6,6.4
2015-07-23,0.6,0.6,-0.3,-0.2,-0.2,0.7,1.5,2.6,4.3,5.5,6.3
2015-07-24,1.1,1.4,-0.4,-1.5,-1.5,1.5,2.6,3.4,5.2,6.7,7.5
2015-07-27,0.5,1.2,-0.3,-4.8,-4.8,5.1,6.7,7.6,9.6,11.4,12.2
2015-07-28,-0.7,0.3,-1.5,4.3,4.3,0.3,1.9,2.7,4.6,6.4,7.2
2015-07-29,-2.2,0.4,-2.3,3.3,3.3,-2.8,-1.3,-0.5,0.8,2.5,3.5


Answer:
Fall