Almost all home machines are lockstitch machines.
( ( Almost ( all ( home machines ) ) ) ( ( are ( lockstitch machines ) ) . ) )
(ROOT (S (NP (RB Almost) (DT all) (NN home) (NNS machines)) (VP (VBP are) (NP (JJ lockstitch) (NNS machines))) (. .)))
None of the home machines are lockstitch machines.
( ( None ( of ( the ( home machines ) ) ) ) ( ( are ( lockstitch machines ) ) . ) )
(ROOT (S (NP (NP (NN None)) (PP (IN of) (NP (DT the) (NN home) (NNS machines)))) (VP (VBP are) (NP (JJ lockstitch) (NNS machines))) (. .)))