resource a(char a1, int b[1:*], int c, string[*] d)
    write("first arg is", a1)
    write("second arg is:")
    for [ i = 1 to ub(b) ] {
	write(b[i])
    }
    write("third arg is", c)
    write("fourth arg is", d)
    write()
end

resource b (cap (int) c1, cap (int) c2,
	rec (char c; int i) d1, rec (char c; int i) d2, real e)
    write ("b: calling c1(12) and c2(47)")
    c1(12)
    c1(47)
    write ("b: other args:", d1.c, d1.i, d2.c, d2.i, e)
end

resource foo
    import a;
body foo()
    import b
    cap a capa 
    int bb[1:10]
    type rtype = rec (char a ; int b )

    procedure echo (int n ) { write ("hello number", n) }

    for [ i = 1 to 10 ] {
	bb[i] = 1000+i
    }
    capa = create a('z', bb[1:7], 249, "yippee!")

    create b (echo, echo, rtype('q',17), rtype('r',55), 3.14159)
end