reasoning with constraints crossword one_across meet_at( , )[one_acrossone_downmeet_at( , )[one_acrosstwo_downtwo_down one_down meet_at( , )[three_acrossone_downmeet_at( , )[three_acrosstwo_downmeet_at( , )[four_acrosstwo_downthree_across four_across figure crossword show(means that the third letter (at position of the first argument is the same as the first letter of the second argument this is shown in figure cspexamples py -(continued def meet_at( , )"""returns function of two words that is true when the words intersect at postions the positions are relative to the wordsstarting at position meet_at( , )( , is true if the same letter is at position of word and at position of word ""def meets( , )return [ = [ meets __name__ "meet_at("+str( )+','+str( )+')return meets one_across variable('one_across'{'ant''big''bus''car''has'}position=( , )one_down variable('one_down'{'book''buys''hold''lane''year'}position=( , )two_down variable('two_down'{'ginger''search''symbol''syntax'}position=( , )three_across variable('three_across'{'book''buys''hold''land''year'}position=( , )four_across variable('four_across',{'ant''big''bus''car''has'}position=( , )version june