webac questions

ciber-vs1:testbed$ curl -v -H 'Prefer: return=representation; include="http://www.trellisldp.org/ns/trellis#PreferAccessControl"' http://ciber-vs1.umd.edu:10080/
* About to connect() to ciber-vs1.umd.edu port 10080 (#0)
*   Trying 128.8.216.153...
* Connected to ciber-vs1.umd.edu (128.8.216.153) port 10080 (#0)
> GET / HTTP/1.1
> User-Agent: curl/7.29.0
> Host: ciber-vs1.umd.edu:10080
> Accept: */*
> Prefer: return=representation; include="http://www.trellisldp.org/ns/trellis#PreferAccessControl"
> 
< HTTP/1.1 200 OK
< Link-Template: <http://ciber-vs1.umd.edu:10080/{?version}>; rel="http://mementoweb.org/ns#Memento"
< Link-Template: <http://ciber-vs1.umd.edu:10080/{?subject,predicate,object}>; rel="http://www.w3.org/ns/ldp#RDFSource"
< Accept-Patch: application/sparql-update
< Date: Mon, 03 Jun 2019 21:27:50 GMT
< Allow: GET,HEAD,OPTIONS,PATCH,PUT,DELETE,POST
< Connection: keep-alive
< ETag: W/"5ddb334bfd780e0d63588937eb297d1f"
< Last-Modified: Mon, 03 Jun 2019 21:09:22 GMT
< Vary: Accept
< Vary: Prefer
< Vary: Accept-Datetime
< Accept-Post: text/turtle,application/ld+json,application/n-triples
< Transfer-Encoding: chunked
< Content-Type: text/turtle;charset=UTF-8
< Preference-Applied: return=representation
< Link: <http://www.w3.org/ns/ldp#BasicContainer>; rel="type"
< Link: <http://www.w3.org/ns/ldp#Container>; rel="type"
< Link: <http://www.w3.org/ns/ldp#RDFSource>; rel="type"
< Link: <http://www.w3.org/ns/ldp#Resource>; rel="type"
< Link: <http://ciber-vs1.umd.edu:10080/>; rel="original timegate"
< Link: <http://ciber-vs1.umd.edu:10080/>; rel="self"
< 
<http://ciber-vs1.umd.edu:10080/#auth>
        <http://www.w3.org/ns/auth/acl#mode>  <http://www.w3.org/ns/auth/acl#Read> ;
        <http://www.w3.org/ns/auth/acl#mode>  <http://www.w3.org/ns/auth/acl#Write> ;
        <http://www.w3.org/ns/auth/acl#mode>  <http://www.w3.org/ns/auth/acl#Control> ;
        <http://www.w3.org/ns/auth/acl#agentClass>  <http://xmlns.com/foaf/0.1/Agent> ;
        <http://www.w3.org/ns/auth/acl#accessTo>  <http://ciber-vs1.umd.edu:10080/> .

<http://ciber-vs1.umd.edu:10080/>
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/0RIlamHWar78wmg5XBQk> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/1CKFp6cBIKF38q50i8Pp> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/1CxghmOCYBuuaO6WFKLg> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/6BzLlRmU1qopWMStPJhg> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/8hPQBhXdeDe65JgnEhpp> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/BZQCbph4LaoPf0UlP29s> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/BeeZdjl1SkJR0tdsdZIa> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/BeqgbLw9KCpsSiqWiqiD> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/CipGRH5xDcD2ufwUqpzx> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/D4IzycegU59Tjt67PV8l> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/E490OgHFzKTfHl1wJHJA> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/EYikJ4xWjeQwKTII79lD> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/IH0M2SDHqRUZprD298Gu> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/IkHKfEPFxdWJDekvXoo2> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/J17Mnimh7qrlvl7tmD8l> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/L006vVLiG6xTggECdifB> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/LfmByxs5y3QlODXvPq6A> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/NuZTCnyGH2mEuE7zOYJe> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/ODiDSgiyamaR6HLP66Gd> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/OamikxFOe6RB5O6QAN36> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/PEVqspgPf9bmvOY7REM4> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/PNZ8AkeZRhthHIzN5J8Y> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/RNWV5WVf6hTczvjTrfBZ> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/XqJ5hbS2vehRjFOi3kDS> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/dcybtbnKVqDn2SckvrSf> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/dkgq6kwVNp0tA83mh3nR> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/dvMeKnoXZ5c0kvp3UBea> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/eWQFI2OnasaEZNsPHQvM> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/g0XUg1C11R8CwzbHKrMn> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/gs44PRM5k26ptCUErLdo> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/hK5dvQvZ3TuveVwC9dXZ> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/iPCw6gbaUEFik9B2QBZh> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/kM6LdhcZAHbKYvYoxbru> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/mKwIxyZ3JSJQUvw0v3WW> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/mjb2hvi0cb1uhgT9ruK8> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/o6JuuzUZVyNaINdWLZLM> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/pgmKOh5KgQ6qQrWS7t4z> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/tWhbtVR77LwiKcZpVvVm> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/wf6e2RIHIzmKvWVzFAs9> ;
        <http://www.w3.org/ns/ldp#contains>  <http://ciber-vs1.umd.edu:10080/wuWC8EtmaGycxzX5lPIi> .