*SUPPORT*
IN: fep blicket kiki tufa zup blicket kiki tufa OUT: YELLOW GREEN YELLOW RED YELLOW RED
IN: wif kiki fep OUT: PURPLE GREEN
IN: tufa kiki wif OUT: RED PURPLE
IN: wif fep wif fep zup fep OUT: GREEN PURPLE GREEN PURPLE GREEN GREEN
IN: tufa dax wif kiki wif OUT: PURPLE PURPLE RED
IN: blicket fep OUT: YELLOW GREEN
IN: fep zup blicket OUT: YELLOW GREEN YELLOW
IN: wif tufa dax fep dax tufa zup blicket OUT: YELLOW PURPLE RED GREEN RED YELLOW
IN: tufa tufa kiki wif zup tufa zup tufa OUT: RED RED RED RED PURPLE RED RED
IN: blicket dax tufa OUT: RED YELLOW
IN: tufa dax wif kiki fep OUT: PURPLE GREEN RED
IN: fep dax tufa OUT: RED GREEN
IN: blicket OUT: YELLOW
IN: wif wif zup tufa OUT: RED PURPLE PURPLE RED

*QUERY*
IN: fep OUT: GREEN
IN: wif tufa OUT: PURPLE RED
IN: wif zup wif OUT: PURPLE PURPLE PURPLE
IN: blicket dax tufa dax blicket kiki fep OUT: YELLOW GREEN RED YELLOW
IN: blicket kiki tufa OUT: YELLOW RED
IN: wif blicket OUT: PURPLE YELLOW
IN: fep blicket dax fep dax fep kiki wif OUT: GREEN GREEN GREEN YELLOW PURPLE
IN: tufa OUT: RED
IN: fep zup wif OUT: PURPLE GREEN PURPLE
IN: wif dax wif kiki blicket OUT: PURPLE YELLOW PURPLE

*GRAMMAR*
wif -> PURPLE 
 fep -> GREEN 
 blicket -> YELLOW 
 tufa -> RED 
 x1 zup u1 -> [u1] [x1] [u1] 
 u1 dax x1 -> [x1] [u1] 
 x1 kiki u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 