### Instruction:

Extract the cause and effect entities from the following sentence:
For instance, if a device implements a SOAP stack and is reachable as a HTTP server, it may have a PTR record under the name _http._tcp.domainname.org

### Assistant:

NOT_RELEVANT: For instance
KEYWORD: if
VARIABLE: it
CONDITION: may have a PTR record under the name _http._tcp.domainname.org
CAUSE_1: a device implements a SOAP stack
AND: and
CAUSE_2: is reachable as a HTTP server
EFFECT_1: it may have a PTR record under the name _http._tcp.domainname.org


### END
