AI MATTERS, VOLUME 5, ISSUE 1 5(1) 2019

CrosswordsAdi Botea (IBM Research, Ireland; [email protected])DOI: 10.1145/3320254.3322194

A 2 3 4 5 6 7 8 9 10 11 12

13 C 14

15 M 16

17 18 19

20 S 22

23 24 I 25

26 G 27

28 29 30 31 A 32 33 34

35 36 I 37

38 39 40

41 42 43 44 A45 46 C47 48 M

Across: 1) One mocking remark 7) Elitegroups 13) In short supply 14) Ahern, Irishpolitician 15) The most uninspiring 16) Themost uncovered 17) Good-quality rock 18)The most impacted by the cloud 20) Canadianprov. 21) Sound in the head 22) Boolean con-stant 23) Baltic state 25) Wave-amplifying de-vice 26) Word game 28) Muscle pain 31) Carswith flexible protection 35) Damage 36) City inItaly 37) Respond emotionally 38) Times be-tween 40) It is shorter 41) Internet device 42)Old coin from todays Istanbul 45) Pressed toserve a side dish 46) Immediately 47) Babybirds 48) Use a coupon

Down: 1) Known to have a serious inclina-tion 2) Frightens 3) Spell out 4) Before... be-ing old 5) Enterpr. Comput. Serv. 6) Adapt alearning-based system 7) Cornish, actressand rapper 8) To be slightly off the borderlineas a reviewer 9) Annoying thing 10) Acts like asupervisor 11) Paper towel 12) Basic methodin object oriented programming 19) A mixtureof characters 21) Educational programminglanguage developped from... Scratch 24) De-Copyright c© 2019 by the author(s).

vice that measures electrical resistance 25)The three wise men 27) Pocket-size sourceof energy 28) Tweets live 29) Finished 30) Artin Barcelona 32) Fuel component 33) Man ofroyal descent 34) Operating in IT 36) An-gry ones in an AI competition 39) Smell badly43) Summer in Provence 44) Brief referenceto the horoscope signs

Hint: When the solution to a clue has twowords, a thick red bar in the grid shows theseparation between the two words.

Acknowledgment: I thank Karen McKennafor her feedback. The grid is created with theAI system Combus (Botea, 2007).

References

Botea, A. (2007). Crossword Grid Composi-tion with A Hierarchical CSP Encoding.In Proceeding of the 6th CP Workshopon Constraint Modelling and Reformula-tion ModRef-07.

Adi Botea is a researchscientist at IBM Re-search, Ireland. Hisinterests include AI plan-ning, heuristic search,automated dialogue sys-tems, pathfinding, journeyplanning, and multi-agentpath planning. Adi hasco-authored more than70 peer-reviewed publi-cations, and more than20 patent applications.

He has published crosswords puzzles inRomanian, in national-level publications, foralmost three decades.

32