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

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

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