Dec 1: 'This liquid is a strong acid. Its titration point with a strong base is around PH7, neutral, but its titration point with s weak base is less than PH7, very weak acidic.'

Dec 2: 'This liquid is a weak acid. Its titration point with a strong base is more than PH7, very weak basic, but its titration point with s weak base is around PH7, neutral.'

Dec 3: 'This liquid is a strong base. Its titration point with a strong acid is around PH7, neutral, but its titration point with s weak acid is more than PH7, very weak basic.'

Dec 4: 'This liquid is a weak base. Its titration point with a strong acid is less than PH7, very weak acidic, but its titration point with s weak acid is around PH7, neutral.'

Question 1: 'Is this liquid a electrical conductor?'
Answer 1: 'Yes'
       2: 'No'

Question 2: 'Is the taste of this liquid sour?'
Answer 1: 'Yes'
       2: 'No'

Question 3: 'Is the taste of this liquid bitter?'
Answer 1: 'Yes'
       2: 'No'

Question 4: 'Does this liquid make blue Litmus red?'
Answer 1: 'Yes'
       2: 'No'

Question 5: 'Does this liquid react with metal such as Na, Zn, and Al to give a H2 (gas)?'
Answer 1: 'Yes, very vigorously'
       2: 'Yes, but very weak'
       3: 'No'

Question 6: 'How is the ionization tendency od this liquid in water at room temperature?'
Answer 1: 'Very high'
       2: 'Very low'

Question 7: 'Does this liquid make red Litmus blue?'
Answer 1: 'Yes'
       2: 'No'

Question 8: 'Does this liquid feel slippery?'
Answer 1: 'Yes'
       2: 'No'

Question 9: 'Does this liquid make colorless Phenolphthalein red?'
Answer 1: 'Yes'
       2: 'No'

Question 10: 'How does this liquid make the indicator, yellow Thymol Blues?'
Answer 1: 'Red'
       2: 'Blue'
       3: 'No change'

Question 11: 'How much does this liquid dissociate into ions when dissolved in water?'
Answer 1: 'Completely'
       2: 'Very few'

Question 12: 'Whaat kind of ion do you think this liquid generate when dissolved in water?'
Answer 1: 'H+'
       2: 'OH-'

Question 13: 'How much does this liquid dissociate into ions when dissoved in water?'
Answer 1: 'Completely'
       2: 'Very few'

Rule 1:
If q1a1 & q2a1 & q5a1 & q12a1 THEN d1.

Rule 2:
If q1a1 & q2a1 & q5a1 & q7a2 THEN d1.

Rule 3:
If q1a1 & q4a1 & q6a1 & q12a1 THEN d1.

Rule 4:
If q4a1 & q6a1 & q9a2 THEN d1.

Rule 5:
If q2a1 & q4a1 & q13a1 THEN d1.

Rule 6:
If q4a1 & q6a1 & q8a2 & q12a1 THEN d1.

Rule 7:
If q1a1 & q2a1 & q3a2 & q5a1 & q10a1 THEN d1.

Rule 8:
If q3a2 & q5a1 &q6a1 & q13a1 THEN d1.

Rule 9:
If q2a1 & q5a1 & q13a1 THEN d1.

Rule 10:
If q1a1 & q2a1 & q5a2 THEN d2.

Rule 11:
If q1a1 & q2a1 & q5a2 & q7a2 THEN d2.

Rule 12
If q1a1 & q4a1 & q6a2 THEN d2.

Rule 13:
If q4a1 & q6a2 & q9a2 THEN d2.

Rule 14:
If q2a1 & q4a1 & q5a2 THEN d2.

Rule 15:
If q4a1 & q6a2 & q8a2 & q12a1 THEN d2.

Rule 16:
If q1a1 & q2a1 & q3a2 & q5a2 & q10a3 THEN d2.

Rule 17:
If q2a1 & q5a2 & q6a2 & q10a3 & q11a2 THEN d2.

Rule 18:
If q2a1 & q5a2 & q11a2 & q12a1 THEN d2.

Rule 19:
If q1a1 & q2a1 & q5a2 & q11a2 & q12a1 & q13a2 THEN d2.

Rule 20:
If q1a1 & q3a1 & q5a3& q12a2 THEN d3.

Rule 21:
If q1a1 & q3a1 & q5a3& q12a2 THEN d3.

Rule 22:
If q1a1 & q3a1 & q5a3& q7a1 THEN d3.

Rule 23:
If q1a1 & q6a1 & q7a1 & q12a2 THEN d3.

Rule 24:
If q6a1 & q7a1 & q8a1 & q9a1 THEN d3.

Rule 25:
If q3a1 & q7a1 & q10a2& q13a1 THEN d3.

Rule 26:
If q3a1 & q6a1 & q7a1& q8a1 & q12a2 THEN d3.

Rule 27:
If q1a1 & q2a2 & q3a1& q5a3 & q10a2 THEN d3.

Rule 28:
If q3a1 & q5a3 & q6a1 & q8a1 & q13a1 THEN d3.

Rule 29:
If q1a1 & q3a1 & q5a3& q6a2 THEN d4.

Rule 30:
If q1a1 & q3a1 & q5a3& q7a1 THEN d4.

Rule 31:
If q1a1 & q6a2 & q7a1 & q8a1 THEN d4.

Rule 32:
If q3a1 & q6a2 & q8a1& q9a1 THEN d4.

Rule 33:
If q3a1 & q5a3 & q7a1& q11a2 THEN d4.

Rule 34:
If q6a2 & q7a1& q8a1 & q10a3 & q12a2 THEN d4.

Rule 35:
If q1a1 & q2a2 & q3a1 & q5a3 & q10a3 & q11a2 THEN d4.

Rule 36:
If q3a1 & q5a3 & q6a2 & q8a1 & q9a1 & q10a3 & q11a2 & q13a2 THEN d4.

Rule 37:
If q3a1 & q5a3 & q9a1& q11a2 & q12a2 & q13a2 THEN d4.

Rule 38:
If q1a1 & q3a1 & q8a1 & q9a1 & q11a2 & q12a2 & q13a2 THEN d4.