
	{
		var(func: uid(0x0a)) {
			f as friends
		}

		var(func: uid(f)) {
			l as _predicate_
			friend {
				g as _predicate_
			}
		}

		var(func: uid( 0x0a)) {
			friends {
				expand(val(l, g))
			}
		}
	}
