question: In Max Schoop 's method , what was used to create the flame-sprayed pattern on the board ?
answer: a patterned mask
turker_answer: In Max Schoop 's method , a patterned mask was used to create the flame-sprayed pattern on the board .
rule-based: In Max Schoop 's method , a patterned mask was used to create the flame-sprayed pattern on the board .