/ 504 Grandsire Triples 7 bells g=+3.1.7.1.7.1.7.1.7.1.7.1 p=g,+7.1 b=g,+3.1 s=g,+3.123 u=b,p,p,b,s u1=u,"@ - - s (5 leads)" v=p,b,p,p,p v1=v,"@ - (5 leads)" w=b,b,p,p w1=w,"@ - - (4 leads)" x=p,b,p,p x1=x,"@ - (4 leads)" h="1234567 1 2 3 4 5" l="------- ---------" f="Repeat." A1=u1,v1,w1,x1 A=u,v,w,x Prove h,l,A1,l,A,f