( ( When ( ( ( A97 - ) 17 ) ( has ( produced ( some mycelium ) ) ) ) ) ( , ( it ( ( leaches ( out ( ( ( sufficient ( growth factor ) ) and ) ( ( some ( carbon compounds ) ) ( that ( allow ( growth ( of RM146-9 ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NP (NNP A97)) (: -) (NP (CD 17))) (VP (VBZ has) (VP (VBN produced) (NP (DT some) (NN mycelium)))))) (, ,) (NP (PRP it)) (VP (VBZ leaches) (PP (IN out) (NP (NP (JJ sufficient) (NN growth) (NN factor)) (CC and) (NP (NP (DT some) (NN carbon) (NNS compounds)) (SBAR (WHNP (WDT that)) (S (VP (VBP allow) (NP (NP (NN growth)) (PP (IN of) (NP (NN RM146-9))))))))))) (. .)))
When A97- 17 has produced some mycelium, it leaches out sufficient growth factor and some carbon compounds that allow growth of RM146-9.
(ROOT (S (NP (NP (DT Some)) (PP (IN of) (NP (DT the) (JJ giant) (NN fairy) (NNS rings)))) (VP (VBP are) (VP (VBN produced) (PP (IN by) (NP (NN mycelia))))) (. .)))