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

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

*GRAMMAR*
wif -> PINK 
 kiki -> RED 
 dax -> PURPLE 
 tufa -> GREEN 
 x1 fep u1 -> [x1] [x1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 