"for" "silo2_cor2" "base_color" "2 2 2" "metalness" "0.5" "roughness" "0.5" } { "for" "-0silo2_cor2" "metalness" "0.5" "roughness" "0.5" } { "for" "-1silo2_cor2" "metalness" "0.5" "roughness" "0.5" } { "for" "-2silo2_cor2" "metalness" "0.5" "roughness" "0.5" }