Chestnuts Roasting on an open fire (Short)

Edit

Chestnuts roasting (small excerpt)
 
+4...(Slide up)...+7  -7-6+6-5  +5+5+5 
 
+4 -6 +6-5+5-4 +4
 
+4  -3+4-4  +4-4+5  +6-6-7
 
+7-6+6 +4...(Slide up with style... +7-6+6 +4
 
+5  +4