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 pioneered the technique of weathering his models.
( z1 pioneer :ARG0 ( z2 person :name ( z3 name :op "Allen" ) ) :ARG1 ( z4 technique :manner-of ( z5 weather :ARG1 ( z6 model :poss z2 ) ) ) )