ship name in service project number type class comments
ship name
in service
project number
type
class
comments
number
text number text text text text
lenin 1959 92m icebreaker arktika decommissioned 1989. museum ship
the vaygach was commissioned for service the same year as which ship ?
DT NN VBD-AUX VBN IN NN DT JJ NN IN WDT NN .
Sovetskiy Soyuz
select c1 from w where c1 != 'vaygach' and c2_number = ( select c2_number from w where c1 = 'vaygach' )