Question: On which date was the part "burnished seashell gainsboro navajo chocolate" in order no.1 shipped?
SQL: SELECT T1.l_shipdate FROM lineitem AS T1 INNER JOIN part AS T2 ON T1.l_partkey = T2.p_partkey WHERE T1.l_orderkey = 1 AND T2.p_name = 'burnished seashell gainsboro navajo chocolate'