(par
   (seq
      (seq
         (call "one_peer_id" ("service1" "call1") [] res1)
         (call "two_peer_id" ("service2" "call2") [] res2))
      (seq
         (call "three_peer_id" ("service3" "call3") [] res3)
         (call "test_peer_id" ("service" "call") [res1 res2 res3])))
   (seq
      (seq
         (call "one_peer_id" ("service1" "call1") [] res4)
         (call "two_peer_id" ("service2" "call2") [] res5))
      (seq
         (call "three_peer_id" ("service3" "call3") [] res6)
         (call "test_peer_id" ("service" "call") [res4 res5 res6]))))