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 landscape depictions made him popular
it states that he was famous for creating scenery, also called landscape
( z1 make :ARG0 ( z2 depict :ARG0 ( z3 person :name ( z4 name :op "Allen" ) ) :ARG1 ( z5 landscape ) ) :ARG1 ( z6 popular :ARG1 z3 ) )