python3 - <<'PY'
p=996979
d=14641
J=[(22716,22810),(397695,397787),(731292,731385)]
K=J+[(a+p,b+p) for a,b in J]
W=[b-a for a,b in K]
patterns=[]
k=48
def gen(pos,cost,arr,D):
    if pos==k-1:
        patterns.append(tuple(arr))
        return
    w=1 if pos in (0,k-2) else 2
    for e in range((D-cost)//w+1):
        arr.append(e)
        gen(pos+1,cost+w*e,arr,D)
        arr.pop()
YS=[]
for m,(L,U) in enumerate(K):
    D=W[m]-(2*k-4)
    if D<0: continue
    patterns.clear()
    gen(0,0,[],D)
    for e in patterns:
        delta=2*k-4+2*sum(e[1:k-2])+e[0]+e[k-2]
        lo=(L-e[0])//2
        hi=(U-delta-1-e[0])//2
        for y1 in range(lo,hi+1):
            ys=[y1]
            y=y1
            for gg in e:
                y+=1+gg
                ys.append(y)
            YS.append((tuple(ys),m))
print('Y',len(YS))
res={}
for ys,m in YS:
    y1=ys[0]; yk=ys[-1]
    P=[]
    for a in range(0,y1):
        if not all(any(li<=a y<=ui for li,ui in K) for y in (y1,yk)): continue
        for b in range(yk+1,p):
            if not all(any(li<=b y<=ui for li,ui in K) for y in (y1,yk)): continue
            if any(li<=a+b<=ui for li,ui in K): P.append((a,b))
    if P: res[ys]=(m,len(P),min(P),max(P))
for ys,v in res.items(): print(v,ys[:3],ys[-3:])
PY