#include #include using namespace std; using ll=long long; using ld=long double; using st=string; using P=pair; typedef atcoder::modint mint; ll inf=9e18; template constexpr auto max(T... a){return max(initializer_list>{a...});} template constexpr auto min(T... a){return min(initializer_list>{a...});} template auto vec(const ll (&sizes)[s], const T& init = T()){ if constexpr(i < s) return vector(sizes[i], vec(sizes, init)); else return init; } int main(){ ll _t; cin>>_t; ll r,t,rm,rp; for(ll T=0;T<_t;T++){ cin>>r>>t>>rp>>rm; ll k=gcd(rp,rm); rp/=k,rm/=k; if(r*rp>t*(rp+rm)) cout<<"rabbit\n"; else if(r*rp