) In some countries, puzzles of this type are called  cryptograms,  a name we shall use from here on.
( ( -RRB- ( In ( some countries ) ) ) ( , ( ( puzzles ( of ( this type ) ) ) ( ( are ( called ( ( cryptograms , ) ( ( a name ) ( we ( shall ( ( use ( from here ) ) on ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (ADVP (RB -RRB-)) (IN In) (NP (DT some) (NNS countries))) (, ,) (NP (NP (NNS puzzles)) (PP (IN of) (NP (DT this) (NN type)))) (VP (VBP are) (VP (VBN called) (NP (NP (NNS cryptograms)) (, ,) (NP (NP (DT a) (NN name)) (SBAR (S (NP (PRP we)) (VP (MD shall) (VP (VB use) (PP (IN from) (NP (RB here))) (PP (IN on)))))))))) (. .)))
In some countries these puzzles are called cryptograms. 
( ( In ( some countries ) ) ( ( these puzzles ) ( ( are ( called cryptograms ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (DT some) (NNS countries))) (NP (DT these) (NNS puzzles)) (VP (VBP are) (VP (VBN called) (NP (NNS cryptograms)))) (. .)))