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

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

*GRAMMAR*
tufa -> GREEN 
 fep -> YELLOW 
 kiki -> PURPLE 
 wif -> RED 
 u1 blicket u2 -> [u1] [u2] 
 u1 gazzer x1 -> [x1] [u1] 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 