(global boolean server 0)

(script startup vehicles
(if
(>= (unit_get_health host_check) 0)
(set server 1)
)
(if
(= server 1)
(begin
(object_create "v1")
(object_create "v2")
(object_create "v3")
)
)
)

(script continuous respawn_stuff
(if
(= server 1)
(begin
(if
(volume_test_object "trigger" "v1")
(object_create_anew "v1")
)
(if
(volume_test_object "trigger" "v2")
(object_create_anew "v2")
)
(if
(volume_test_object "trigger" "v3")
(object_create_anew "v3")
)
)
(sleep_until (= 0 1))
)
)

(object_create "v4")

(if
(volume_test_object "trigger" "v4")
(object_create_anew "v4")
)