the recording sessions are intriguing , and 
(ROOT (S (NP (DT the) (NN recording) (NNS sessions)) (VP (VP (VBP are) (ADJP (JJ intriguing))) (, ,) (CC and))))
(ROOT (S (NP (DT ) (NN ) (NNS )) (VP (VP (VBP ) (ADJP (JJ ))) (, ) (CC ))))