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

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

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