group() {
	group() {
		group() {
			multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
				sphere($fn = 16, $fa = 12, $fs = 2, r = 1);
			}
			multmatrix([[1, 0, 0, 2.5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
				cylinder($fn = 16, $fa = 12, $fs = 2, h = 2, r1 = 1, r2 = 1, center = true);
			}
			multmatrix([[1, 0, 0, 5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
				cube(size = [2, 2, 2], center = true);
			}
		}
	}
	group() {
		group() {
			multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
			multmatrix([[1, 0, 0, 2.5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
			multmatrix([[1, 0, 0, 5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
		}
	}
	multmatrix([[1, 0, 0, 0], [0, 1, 0, 3], [0, 0, 1, 0], [0, 0, 0, 1]]) {
		group() {
			group() {
				multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
					sphere($fn = 16, $fa = 12, $fs = 2, r = 1);
				}
				multmatrix([[1, 0, 0, 2.5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
				multmatrix([[1, 0, 0, 5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]);
			}
		}
	}
	multmatrix([[1, 0, 0, 2.5], [0, 1, 0, 3], [0, 0, 1, 0], [0, 0, 0, 1]]) {
		group() {
			cylinder($fn = 16, $fa = 12, $fs = 2, h = 2, r1 = 1, r2 = 1, center = true);
		}
	}
	multmatrix([[1, 0, 0, 5], [0, 1, 0, 3], [0, 0, 1, 0], [0, 0, 0, 1]]) {
		group();
	}
	multmatrix([[1, 0, 0, 0], [0, 1, 0, 6], [0, 0, 1, 0], [0, 0, 0, 1]]) {
		group() {
			group() {
				multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
					sphere($fn = 16, $fa = 12, $fs = 2, r = 1);
				}
				multmatrix([[1, 0, 0, 2.5], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
					cube(size = [1, 1, 1], center = true);
				}
			}
		}
	}
}