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

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

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