On January 1, 2017, Carlin Company bought 200,000 ordinary shares out of the 1,000,000 outstanding ordinary shares of Richman Construction Company for P30 million. Their book value was P130 million and the difference was attributable to the fair value of Richman's buildings and its land exceeding book value, each accounting for one-half of the difference. Richman's net income for the year ended December 31, 2017 was P150 million, other comprehensive of P20 million arising from revaluation surplus. During 2017, Richman declared and paid cash dividends of P30 million. The buildings have a remaining life of 10 years. On January 2, 2018, Carlin sold half of its investment at P28 million and reclassified its remaining investment to fair value through other comprehensive income. The fair value of the shares this date amounted to P285 per share. Richman's net income for the year ended December 31, 2018, was P160 million. During 2018, Richman declared and paid cash dividends of P28 million. On December 31, 2018, the fair value of the shares amounted to P290 per share.

How much is the gain or (loss), if any, on sale of 100,000 shares on January 2, 2018?