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

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

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