Task: Question Answering
Input (English): Process:  -A star forms -The star does not have enough mass to become a neutron star -The star goes through a change in its core and bonds helium to carbon and oxygen -The star becomes a red giant -A mass of carbon and oxygen builds up in the center of the star -The star sheds its outside layers and becomes a nebula -The star leaves behind the core which becomes a dwarf star.
 Question: What is the effect of pressure causes weaker gravity on star transforms into a red gaint.?
Output (English): none