code: def test_truncate_more_than_two_sequences_trunc_start():
      seqs = [
          ["abc", "def", "ghi"],
          ["jkl", "mno", "pqr"],
          ["stu", "vwx", "yz"],
      ]
      trunc_seqs = truncate_sequences(seqs, 8)
      assert trunc_seqs == [
          ["abc", "def"],
          ["jkl", "mno", "pqr"],
          ["stu", "vwx", "yz"],
      ]
  
imports: from jiant.tasks.utils import truncate_sequences
label_desc: Use image node_id 5 for calling a global function with example usage: test_truncate_more_than_two_sequences_trunc_start() without return types