In manual systems, attestations, verifications, and approvals are usually shown by a signature or initial of an individual on a hard copy document.
( ( In ( manual systems ) ) ( , ( ( ( ( ( ( attestations , ) verifications ) , ) and ) approvals ) ( ( ( are usually ) ( shown ( by ( ( ( a signature ) or ) ( initial ( of ( ( an individual ) ( on ( a ( hard ( copy document ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (JJ manual) (NNS systems))) (, ,) (NP (NP (NNS attestations)) (, ,) (NP (NNS verifications)) (, ,) (CC and) (NP (NNS approvals))) (VP (VBP are) (ADVP (RB usually)) (VP (VBN shown) (PP (IN by) (NP (NP (DT a) (NN signature)) (CC or) (NP (NP (JJ initial)) (PP (IN of) (NP (NP (DT an) (NN individual)) (PP (IN on) (NP (DT a) (JJ hard) (NN copy) (NN document)))))))))) (. .)))
The only things that signatures in manual systems show are attestations, verifications, or approvals.
( ( ( The ( only things ) ) ( that ( ( signatures ( in ( manual systems ) ) ) show ) ) ) ( ( are ( ( ( ( ( attestations , ) verifications ) , ) or ) approvals ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ only) (NNS things)) (SBAR (IN that) (S (NP (NP (NNS signatures)) (PP (IN in) (NP (JJ manual) (NNS systems)))) (VP (VBP show))))) (VP (VBP are) (NP (NP (NNS attestations)) (, ,) (NP (NNS verifications)) (, ,) (CC or) (NP (NNS approvals)))) (. .)))