Prolog

% Implement a predicate, tax, that asks simple questions on tax, then asks for possible tax credits, & stops when the user types stop. % The answer/output for each question should contain the usr's input. See the sample dialog below. % Suppose married filing jointly, see the federal tax rates below.

% $0 - $22,000: 10% % $22,001 - $89,450: 12% % $89,451 - $190,750: 22% % $190,751 - $364,200: 24% % $364,201 - $462,500: 32% % $462,501 - $693,750: 35% % $693,751: 37%

% Sample dialog: % ?- tax. % hello I am a taxbot. % please answer questions % or type "stop." if you want to exit! % What's your household income: $75,000 % The tax rate for $75,000 is 12%. % What tax credits you want to claim: child tax credit. % We'll help claim child tax credit for you. % What tax credits you want to claim: child care dependent credit. % We'll help claim child care dependent credit for you. % What tax credits you want to claim: education tuition. % We'll help claim education tuition for you. % What tax credits you want to claim: stop. % true.