Solve the following sql problem:
Provide the names of podcasts in the art category in 2018.

Schema:
SCHEMA:
- Table: runs
  - Column: run_at
    - Samples: [2021-05-10 02:53:00, 2021-06-06 21:34:36, 2021-07-02 18:04:55, 2021-08-01 17:54:42, 2021-09-02 18:00:30]
  - Column: max_rowid
    - Samples: [3266481, 3300773, 3329699, 3360315, 3390165]
  - Column: reviews_added
    - Samples: [1215223, 13139, 11561, 11855, 11714]
- Table: podcasts
  - Column: podcast_id
    - Samples: [a00018b54eb342567c94dacfb2a3e504, a00043d34e734b09246d17dc5d56f63c, a0004b1ef445af9dc84dad1e7821b1e3, a00071f9aaae9ac725c3a586701abf4d, a000aa69852b276565c4f5eb9cdd999b]
  - Column: itunes_id
    - Samples: [1313466221, 158973461, 139076942, 1332508972, 1342447811]
  - Column: slug
    - Samples: [scaling-global, cornerstone-baptist-church-of-orlando, mystery-dancing-in-the-dark, kts-money-matters, speedway-soccer]
  - Column: itunes_url
    - Samples: [https://podcasts.apple.com/us/podcast/scaling-global/id1313466221, https://podcasts.apple.com/us/podcast/cornerstone-baptist-church-of-or..., https://podcasts.apple.com/us/podcast/mystery-dancing-in-the-dark/id13..., https://podcasts.apple.com/us/podcast/kts-money-matters/id1332508972, https://podcasts.apple.com/us/podcast/speedway-soccer/id1342447811 (truncated)]
  - Column: title
    - Samples: [Scaling Global, Cornerstone Baptist Church of Orlando, Mystery: Dancing in the Dark, KTs Money Matters, Speedway Soccer]
- Table: reviews
  - Column: podcast_id
    - Samples: [c61aa81c9b929a66f0c1db6cbe5d8548, c61aa81c9b929a66f0c1db6cbe5d8548, ad4f2bf69c72b8db75978423c25f379e, ad4f2bf69c72b8db75978423c25f379e, ad4f2bf69c72b8db75978423c25f379e]
  - Column: title
    - Samples: [really interesting!, Must listen for anyone interested in the arts!!!, nauseatingly left, Diverse stories, 👍👍👍👍]
  - Column: content
    - Samples: [Thanks for providing these insights.  Really enjoy the variety and dep..., Super excited to see this podcast grow. So many fun topics to talk abo..., I'm a liberal myself, but its pretty obvious and annoying that they're..., I find Tedx talks very inspirational but I often don’t have time to wa..., I love this podcast, it is so good. (truncated)]
  - Column: rating
    - Samples: [5, 5, 1, 5, 5]
  - Column: author_id
    - Samples: [F7E5A318989779D, F6BF5472689BD12, 1AB95B8E6E1309E, 11BB760AA5DEBD1, D86032C8E57D15A]
  - Column: created_at
    - Samples: [2018-04-24T12:05:16-07:00, 2018-05-09T18:14:32-07:00, 2019-06-11T14:53:39-07:00, 2018-05-31T13:08:09-07:00, 2019-06-19T13:56:05-07:00]
- Table: categories
  - Column: podcast_id
    - Samples: [c61aa81c9b929a66f0c1db6cbe5d8548, c61aa81c9b929a66f0c1db6cbe5d8548, c61aa81c9b929a66f0c1db6cbe5d8548, ad4f2bf69c72b8db75978423c25f379e, ad4f2bf69c72b8db75978423c25f379e]
  - Column: category
    - Samples: [arts, arts-performing-arts, music, arts, arts-design]

SELECT DISTINCT T2.title FROM categories AS T1 INNER JOIN reviews AS T2 ON T2.podcast_id = T1.podcast_id WHERE T1.category = 'arts' AND T2.created_at LIKE '2018-%'