<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def process_cx(cx_json, summary=None, require_grounding=True):
 """Process a CX JSON object into Statements. Parameters cx_json : list CX JSON object. summary : Optional[dict] The network summary object which can be obtained via get_network_summary through the web service. THis contains metadata such as the owner and the creation time of the network. require_grounding: bool Whether network nodes lacking grounding information should be included among the extracted Statements (default is True). Returns ------- NdexCxProcessor Processor containing Statements. """

    ncp = NdexCxProcessor(cx_json, summary=summary,
                          require_grounding=require_grounding)
    ncp.get_statements()
    return ncp