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

*QUERY*
IN: fep OUT: YELLOW
IN: gazzer tufa kiki wif zup wif kiki OUT: GREEN GREEN RED GREEN PINK RED
IN: zup tufa fep OUT: PINK PINK YELLOW PINK
IN: kiki tufa kiki OUT: RED RED RED RED
IN: zup fep zup wif zup OUT: PINK YELLOW PINK PINK
IN: kiki tufa fep OUT: RED RED YELLOW RED
IN: fep wif zup lug OUT: YELLOW PINK YELLOW PINK YELLOW PINK
IN: fep tufa kiki OUT: YELLOW YELLOW RED YELLOW
IN: zup wif gazzer wif kiki OUT: PINK GREEN RED
IN: kiki OUT: RED

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