before the series the land leviathan what written work was carried out?
Entity
m.03d490x
The Steel Tsar
class entity
book.written_work m.03d48_m
book.written_work book.written_work
Written Work The Land Leviathan
none none
book.written_work.previous_in_series
Previous in series
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :book.written_work . 
VALUES ?x1 { :m.03d48_m } 
?x0 :book.written_work.previous_in_series ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND book.written_work (JOIN book.written_work.previous_in_series m.03d48_m))