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

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

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