That one time you were trying to take that floor joist.
( ( That ( one time ) ) ( you ( ( were ( trying ( to ( take ( that ( floor joist ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT That) (NN one) (NN time)) (NP (PRP you)) (VP (VBD were) (VP (VBG trying) (S (VP (TO to) (VP (VB take) (NP (DT that) (NN floor) (NN joist))))))) (. .)))
What is a floor joist?
( What ( ( is ( a ( floor joist ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBZ is) (NP (DT a) (NN floor) (NN joist))) (. ?)))