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

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

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