Allen was renowned for his skill at scratch-building and creating scenery, and he pioneered the technique of weathering his models to make them look old and more realistic.
Allen's abilities in at scratch-building and creating scenery were not well known
( z1 know :polarity - :ARG1 ( z2 capable :ARG1 ( z3 person :name ( z4 name :op "Allen" ) ) :ARG2 ( z5 and :op ( z6 build :ARG0 z3 :ARG1 ( z7 scenery ) :manner ( z8 scratch ) ) :op ( z9 create :ARG0 z3 :ARG1 z7 ) ) ) )