Among all the suppliers providing the part "hot spring dodger dim light", how many of them are in Europe?
part "hot spring dodger dim light" refers to p_name = hot spring dodger dim light; Europe refers to r_name = 'EUROPE'
SELECT COUNT(T1.r_regionkey) FROM region AS T1 INNER JOIN nation AS T2 ON T1.r_regionkey = T2.n_regionkey INNER JOIN supplier AS T3 ON T2.n_nationkey = T3.s_nationkey WHERE T1.r_name = 'EUROPE'