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# -*- coding: utf-8 -*-

if __name__=="__main__":
    T = input()
    for _ in xrange(T):
        N, M, r0, c0, r, c, A, B = map(int,raw_input().split())
        i,j = divmod(abs(r-r0), A)
        k,l = divmod(abs(c-c0), B)
        r=i+k
        if j: r+=1
        if l: r+=1
        print r